[INFO] fetching crate multiproof-rs 0.1.9...
[INFO] testing multiproof-rs-0.1.9 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate multiproof-rs 0.1.9 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate multiproof-rs 0.1.9 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multiproof-rs 0.1.9
[INFO] finished tweaking crates.io crate multiproof-rs 0.1.9
[INFO] tweaked toml for crates.io crate multiproof-rs 0.1.9 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fcb4c29acab8d72d7fd14602afedea7c91aebba2bc83550a108937cde2401ef
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5fcb4c29acab8d72d7fd14602afedea7c91aebba2bc83550a108937cde2401ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fcb4c29acab8d72d7fd14602afedea7c91aebba2bc83550a108937cde2401ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fcb4c29acab8d72d7fd14602afedea7c91aebba2bc83550a108937cde2401ef", kill_on_drop: false }`
[INFO] [stdout] 5fcb4c29acab8d72d7fd14602afedea7c91aebba2bc83550a108937cde2401ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3db8127c52ee196365e2f20857a32dfb953d4bd1ef027c5a5a238fbc9e060f95
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3db8127c52ee196365e2f20857a32dfb953d4bd1ef027c5a5a238fbc9e060f95", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling rlp v0.4.6
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_cbor v0.10.2
[INFO] [stderr]    Compiling multiproof-rs v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/binary_tree.rs:145:20
[INFO] [stdout]     |
[INFO] [stdout] 145 |               panic!(format!(
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 146 | |                 "Requested child number #{}, only have #{}",
[INFO] [stdout] 147 | |                 index,
[INFO] [stdout] 148 | |                 self.num_children()
[INFO] [stdout] 149 | |             ));
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 145 |             panic!(
[INFO] [stdout] 146 |                 "Requested child number #{}, only have #{}",
[INFO] [stdout] 147 |                 index,
[INFO] [stdout] 148 |                 self.num_children()
[INFO] [stdout] 149 |             );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/keys/binary_key.rs:172:20
[INFO] [stdout]     |
[INFO] [stdout] 172 |             panic!(format!("Invalid index {} into key {:?}", i, self.0));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 172 |             panic!("Invalid index {} into key {:?}", i, self.0);
[INFO] [stdout]     |                   --                                         --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/node.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 54 | |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 55 | |                 index,
[INFO] [stdout] 56 | |                 self.num_children()
[INFO] [stdout] 57 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 53 |             panic!(
[INFO] [stdout] 54 |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 55 |                 index,
[INFO] [stdout] 56 |                 self.num_children()
[INFO] [stdout] 57 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/node.rs:69:20
[INFO] [stdout]    |
[INFO] [stdout] 69 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 70 | |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 71 | |                 index,
[INFO] [stdout] 72 | |                 self.num_children()
[INFO] [stdout] 73 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 69 |             panic!(
[INFO] [stdout] 70 |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 71 |                 index,
[INFO] [stdout] 72 |                 self.num_children()
[INFO] [stdout] 73 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.26s
[INFO] running `Command { std: "docker" "inspect" "3db8127c52ee196365e2f20857a32dfb953d4bd1ef027c5a5a238fbc9e060f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db8127c52ee196365e2f20857a32dfb953d4bd1ef027c5a5a238fbc9e060f95", kill_on_drop: false }`
[INFO] [stdout] 3db8127c52ee196365e2f20857a32dfb953d4bd1ef027c5a5a238fbc9e060f95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cc30dd3927328f26451b29ad231702aca6a1d03ff1cafe8af944205d4a9c136c
[INFO] running `Command { std: "docker" "start" "-a" "cc30dd3927328f26451b29ad231702aca6a1d03ff1cafe8af944205d4a9c136c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling multiproof-rs v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/binary_tree.rs:145:20
[INFO] [stdout]     |
[INFO] [stdout] 145 |               panic!(format!(
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 146 | |                 "Requested child number #{}, only have #{}",
[INFO] [stdout] 147 | |                 index,
[INFO] [stdout] 148 | |                 self.num_children()
[INFO] [stdout] 149 | |             ));
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 145 |             panic!(
[INFO] [stdout] 146 |                 "Requested child number #{}, only have #{}",
[INFO] [stdout] 147 |                 index,
[INFO] [stdout] 148 |                 self.num_children()
[INFO] [stdout] 149 |             );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/keys/binary_key.rs:172:20
[INFO] [stdout]     |
[INFO] [stdout] 172 |             panic!(format!("Invalid index {} into key {:?}", i, self.0));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 172 |             panic!("Invalid index {} into key {:?}", i, self.0);
[INFO] [stdout]     |                   --                                         --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/node.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 54 | |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 55 | |                 index,
[INFO] [stdout] 56 | |                 self.num_children()
[INFO] [stdout] 57 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 53 |             panic!(
[INFO] [stdout] 54 |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 55 |                 index,
[INFO] [stdout] 56 |                 self.num_children()
[INFO] [stdout] 57 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/node.rs:69:20
[INFO] [stdout]    |
[INFO] [stdout] 69 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 70 | |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 71 | |                 index,
[INFO] [stdout] 72 | |                 self.num_children()
[INFO] [stdout] 73 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 69 |             panic!(
[INFO] [stdout] 70 |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 71 |                 index,
[INFO] [stdout] 72 |                 self.num_children()
[INFO] [stdout] 73 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/binary_tree.rs:145:20
[INFO] [stdout]     |
[INFO] [stdout] 145 |               panic!(format!(
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 146 | |                 "Requested child number #{}, only have #{}",
[INFO] [stdout] 147 | |                 index,
[INFO] [stdout] 148 | |                 self.num_children()
[INFO] [stdout] 149 | |             ));
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 145 |             panic!(
[INFO] [stdout] 146 |                 "Requested child number #{}, only have #{}",
[INFO] [stdout] 147 |                 index,
[INFO] [stdout] 148 |                 self.num_children()
[INFO] [stdout] 149 |             );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/keys/binary_key.rs:172:20
[INFO] [stdout]     |
[INFO] [stdout] 172 |             panic!(format!("Invalid index {} into key {:?}", i, self.0));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 172 |             panic!("Invalid index {} into key {:?}", i, self.0);
[INFO] [stdout]     |                   --                                         --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/node.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 54 | |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 55 | |                 index,
[INFO] [stdout] 56 | |                 self.num_children()
[INFO] [stdout] 57 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 53 |             panic!(
[INFO] [stdout] 54 |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 55 |                 index,
[INFO] [stdout] 56 |                 self.num_children()
[INFO] [stdout] 57 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/node.rs:69:20
[INFO] [stdout]    |
[INFO] [stdout] 69 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 70 | |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 71 | |                 index,
[INFO] [stdout] 72 | |                 self.num_children()
[INFO] [stdout] 73 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 69 |             panic!(
[INFO] [stdout] 70 |                 "Requested child #{}, only have #{}",
[INFO] [stdout] 71 |                 index,
[INFO] [stdout] 72 |                 self.num_children()
[INFO] [stdout] 73 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:334:25
[INFO] [stdout]     |
[INFO] [stdout] 334 |             _ => panic!(format!("Invalid instruction {:?}", i[0])),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 334 |             _ => panic!("Invalid instruction {:?}", i[0]),
[INFO] [stdout]     |                        --                              --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:338:25
[INFO] [stdout]     |
[INFO] [stdout] 338 |             _ => panic!(format!("Invalid instruction {:?}", i[1])),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 338 |             _ => panic!("Invalid instruction {:?}", i[1]),
[INFO] [stdout]     |                        --                              --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:343:25
[INFO] [stdout]     |
[INFO] [stdout] 343 |             _ => panic!(format!("Invalid instruction {:?}", i[2])),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 343 |             _ => panic!("Invalid instruction {:?}", i[2]),
[INFO] [stdout]     |                        --                              --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:347:25
[INFO] [stdout]     |
[INFO] [stdout] 347 |             _ => panic!(format!("Invalid instruction {:?}", i[3])),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 347 |             _ => panic!("Invalid instruction {:?}", i[3]),
[INFO] [stdout]     |                        --                              --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:351:25
[INFO] [stdout]     |
[INFO] [stdout] 351 |             _ => panic!(format!("Invalid instruction {:?}", i[5])),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 351 |             _ => panic!("Invalid instruction {:?}", i[5]),
[INFO] [stdout]     |                        --                              --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:381:25
[INFO] [stdout]     |
[INFO] [stdout] 381 |             _ => panic!(format!("Invalid instruction {:?}", i[0])),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 381 |             _ => panic!("Invalid instruction {:?}", i[0]),
[INFO] [stdout]     |                        --                              --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:385:25
[INFO] [stdout]     |
[INFO] [stdout] 385 |             _ => panic!(format!("Invalid instruction {:?}", i[1])),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 385 |             _ => panic!("Invalid instruction {:?}", i[1]),
[INFO] [stdout]     |                        --                              --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:390:25
[INFO] [stdout]     |
[INFO] [stdout] 390 |             _ => panic!(format!("Invalid instruction {:?}", i[3])),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 390 |             _ => panic!("Invalid instruction {:?}", i[3]),
[INFO] [stdout]     |                        --                              --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "cc30dd3927328f26451b29ad231702aca6a1d03ff1cafe8af944205d4a9c136c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc30dd3927328f26451b29ad231702aca6a1d03ff1cafe8af944205d4a9c136c", kill_on_drop: false }`
[INFO] [stdout] cc30dd3927328f26451b29ad231702aca6a1d03ff1cafe8af944205d4a9c136c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2db5239b9e6efcfbc9cdb17439d77c2e2aadf07f05f304c4cd64c50b3c7d458f
[INFO] running `Command { std: "docker" "start" "-a" "2db5239b9e6efcfbc9cdb17439d77c2e2aadf07f05f304c4cd64c50b3c7d458f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/binary_tree.rs:145:20
[INFO] [stderr]     |
[INFO] [stderr] 145 |               panic!(format!(
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 146 | |                 "Requested child number #{}, only have #{}",
[INFO] [stderr] 147 | |                 index,
[INFO] [stderr] 148 | |                 self.num_children()
[INFO] [stderr] 149 | |             ));
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 145 |             panic!(
[INFO] [stderr] 146 |                 "Requested child number #{}, only have #{}",
[INFO] [stderr] 147 |                 index,
[INFO] [stderr] 148 |                 self.num_children()
[INFO] [stderr] 149 |             );
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/keys/binary_key.rs:172:20
[INFO] [stderr]     |
[INFO] [stderr] 172 |             panic!(format!("Invalid index {} into key {:?}", i, self.0));
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 172 |             panic!("Invalid index {} into key {:?}", i, self.0);
[INFO] [stderr]     |                   --                                         --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/node.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |               panic!(format!(
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 54 | |                 "Requested child #{}, only have #{}",
[INFO] [stderr] 55 | |                 index,
[INFO] [stderr] 56 | |                 self.num_children()
[INFO] [stderr] 57 | |             ));
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 53 |             panic!(
[INFO] [stderr] 54 |                 "Requested child #{}, only have #{}",
[INFO] [stderr] 55 |                 index,
[INFO] [stderr] 56 |                 self.num_children()
[INFO] [stderr] 57 |             );
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/node.rs:69:20
[INFO] [stderr]    |
[INFO] [stderr] 69 |               panic!(format!(
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 70 | |                 "Requested child #{}, only have #{}",
[INFO] [stderr] 71 | |                 index,
[INFO] [stderr] 72 | |                 self.num_children()
[INFO] [stderr] 73 | |             ));
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 69 |             panic!(
[INFO] [stderr] 70 |                 "Requested child #{}, only have #{}",
[INFO] [stderr] 71 |                 index,
[INFO] [stderr] 72 |                 self.num_children()
[INFO] [stderr] 73 |             );
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/binary_tree.rs:145:20
[INFO] [stderr]     |
[INFO] [stderr] 145 |               panic!(format!(
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 146 | |                 "Requested child number #{}, only have #{}",
[INFO] [stderr] 147 | |                 index,
[INFO] [stderr] 148 | |                 self.num_children()
[INFO] [stderr] 149 | |             ));
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 145 |             panic!(
[INFO] [stderr] 146 |                 "Requested child number #{}, only have #{}",
[INFO] [stderr] 147 |                 index,
[INFO] [stderr] 148 |                 self.num_children()
[INFO] [stderr] 149 |             );
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/keys/binary_key.rs:172:20
[INFO] [stderr]     |
[INFO] [stderr] 172 |             panic!(format!("Invalid index {} into key {:?}", i, self.0));
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 172 |             panic!("Invalid index {} into key {:?}", i, self.0);
[INFO] [stderr]     |                   --                                         --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/node.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |               panic!(format!(
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 54 | |                 "Requested child #{}, only have #{}",
[INFO] [stderr] 55 | |                 index,
[INFO] [stderr] 56 | |                 self.num_children()
[INFO] [stderr] 57 | |             ));
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 53 |             panic!(
[INFO] [stderr] 54 |                 "Requested child #{}, only have #{}",
[INFO] [stderr] 55 |                 index,
[INFO] [stderr] 56 |                 self.num_children()
[INFO] [stderr] 57 |             );
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/node.rs:69:20
[INFO] [stderr]    |
[INFO] [stderr] 69 |               panic!(format!(
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 70 | |                 "Requested child #{}, only have #{}",
[INFO] [stderr] 71 | |                 index,
[INFO] [stderr] 72 | |                 self.num_children()
[INFO] [stderr] 73 | |             ));
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 69 |             panic!(
[INFO] [stderr] 70 |                 "Requested child #{}, only have #{}",
[INFO] [stderr] 71 |                 index,
[INFO] [stderr] 72 |                 self.num_children()
[INFO] [stderr] 73 |             );
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:334:25
[INFO] [stderr]     |
[INFO] [stderr] 334 |             _ => panic!(format!("Invalid instruction {:?}", i[0])),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 334 |             _ => panic!("Invalid instruction {:?}", i[0]),
[INFO] [stderr]     |                        --                              --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:338:25
[INFO] [stderr]     |
[INFO] [stderr] 338 |             _ => panic!(format!("Invalid instruction {:?}", i[1])),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 338 |             _ => panic!("Invalid instruction {:?}", i[1]),
[INFO] [stderr]     |                        --                              --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:343:25
[INFO] [stderr]     |
[INFO] [stderr] 343 |             _ => panic!(format!("Invalid instruction {:?}", i[2])),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 343 |             _ => panic!("Invalid instruction {:?}", i[2]),
[INFO] [stderr]     |                        --                              --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:347:25
[INFO] [stderr]     |
[INFO] [stderr] 347 |             _ => panic!(format!("Invalid instruction {:?}", i[3])),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 347 |             _ => panic!("Invalid instruction {:?}", i[3]),
[INFO] [stderr]     |                        --                              --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:351:25
[INFO] [stderr]     |
[INFO] [stderr] 351 |             _ => panic!(format!("Invalid instruction {:?}", i[5])),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 351 |             _ => panic!("Invalid instruction {:?}", i[5]),
[INFO] [stderr]     |                        --                              --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:381:25
[INFO] [stderr]     |
[INFO] [stderr] 381 |             _ => panic!(format!("Invalid instruction {:?}", i[0])),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 381 |             _ => panic!("Invalid instruction {:?}", i[0]),
[INFO] [stderr]     |                        --                              --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:385:25
[INFO] [stderr]     |
[INFO] [stderr] 385 |             _ => panic!(format!("Invalid instruction {:?}", i[1])),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 385 |             _ => panic!("Invalid instruction {:?}", i[1]),
[INFO] [stderr]     |                        --                              --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:390:25
[INFO] [stderr]     |
[INFO] [stderr] 390 |             _ => panic!(format!("Invalid instruction {:?}", i[3])),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 390 |             _ => panic!("Invalid instruction {:?}", i[3]),
[INFO] [stderr]     |                        --                              --
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/multiproof_rs-c1aa461337bfbb1d)
[INFO] [stdout] 
[INFO] [stdout] running 77 tests
[INFO] [stdout] test binary_tree::tests::insert_branch_with_prefix ... ok
[INFO] [stdout] test binary_tree::tests::insert_branch ... ok
[INFO] [stdout] test binary_tree::tests::simple_insert ... ok
[INFO] [stdout] test keys::binary_key::tests::test_alignment ... ok
[INFO] [stdout] test keys::binary_key::tests::test_equality ... ok
[INFO] [stdout] test instruction::tests::encode_decode_instruction ... ok
[INFO] [stdout] test keys::binary_key::tests::test_from_bool_vec ... ok
[INFO] [stdout] test keys::binary_key::tests::test_into_u8_vec ... ok
[INFO] [stdout] test keys::binary_key::tests::test_split ... ok
[INFO] [stdout] test keys::binary_key::tests::test_suffix ... ok
[INFO] [stdout] test keys::nibble_key::tests::test_bytes2nibbles ... ok
[INFO] [stdout] test keys::nibble_key::tests::test_empty_prefix ... ok
[INFO] [stdout] test keys::nibble_key::tests::test_empty_suffix ... ok
[INFO] [stdout] test keys::nibble_key::tests::test_formatter ... ok
[INFO] [stdout] test keys::nibble_key::tests::test_nibble2bytes ... ok
[INFO] [stdout] test keys::nibble_key::tests::test_prefix ... ok
[INFO] [stdout] test keys::nibble_key::tests::test_suffix ... ok
[INFO] [stdout] test multiproof::tests::rlp_encode_decode_multiproof ... ok
[INFO] [stdout] test multiproof::tests::cbor_encode_decode_multiproof ... ok
[INFO] [stdout] test node::tests::big_value_single_key_hash ... ok
[INFO] [stdout] test multiproof::tests::rlp_account_decode_multiproof ... ok
[INFO] [stdout] test node::tests::big_value_single_big_key_hash ... ok
[INFO] [stdout] test node::tests::check_overwrite ... ok
[INFO] [stdout] test node::tests::branch_hash ... ok
[INFO] [stdout] test node::tests::empty_value_hash ... ok
[INFO] [stdout] test node::tests::insert_leaf_into_extension_root_almost_all_bytes_in_key_common ... ok
[INFO] [stdout] test node::tests::insert_leaf_into_emptyslot ... ok
[INFO] [stdout] test node::tests::insert_leaf_into_empty_root ... ok
[INFO] [stdout] test node::tests::insert_leaf_into_extension_root_half_bytes_in_key_common ... ok
[INFO] [stdout] test node::tests::insert_leaf_into_extension_root_all_bytes_in_key_common ... ok
[INFO] [stdout] test node::tests::insert_leaf_into_leaf_root_no_common_bytes_in_key ... ok
[INFO] [stdout] test node::tests::insert_leaf_into_extension_root_no_common_bytes_in_key ... ok
[INFO] [stdout] test node::tests::insert_leaf_into_two_level_fullnodes ... ok
[INFO] [stdout] test node::tests::insert_leaf_into_leaf_root_common_bytes_in_key ... ok
[INFO] [stdout] test node::tests::insert_leaf_zero_length_key_after_fullnode ... ok
[INFO] [stdout] test node::tests::keys_leaves_no_key_part ... ok
[INFO] [stdout] test node::tests::insert_leaf_two_embedded_nodes ... ok
[INFO] [stdout] test node::tests::keys_leaves_with_key_part ... ok
[INFO] [stdout] test node::tests::keys_with_different_lengths ... ok
[INFO] [stdout] test node::tests::keys_none ... ok
[INFO] [stdout] test node::tests::insert_two_leaves_into_emptyslot ... ok
[INFO] [stdout] test node::tests::leaf_update_empty ... ok
[INFO] [stdout] test node::tests::test_key_index_exists ... ok
[INFO] [stdout] test node::tests::single_value_hash ... ok
[INFO] [stdout] test node::tests::test_node_as_a_tree ... ok
[INFO] [stdout] test node::tests::truncated_key_in_branch ... ok
[INFO] [stdout] test node::tests::truncated_key_in_ext ... ok
[INFO] [stdout] test tests::check_branch_less_than_32_bytes ... ok
[INFO] [stdout] test tests::check_extension_less_than_32_bytes ... ok
[INFO] [stdout] test tests::key_present_found ... ok
[INFO] [stdout] test tests::check_leaf_length_less_than_32_bytes ... ok
[INFO] [stdout] test binary_tree::tests::insert_leaf ... ok
[INFO] [stdout] test tests::multiple_keys_with_existing_one ... ok
[INFO] [stdout] test tests::key_absent_not_found ... ok
[INFO] [stdout] test tests::roundtrip ... ok
[INFO] [stdout] test tests::make_multiproof_hash_before_nested_nodes_in_branch ... ok
[INFO] [stdout] test tests::make_multiproof_two_values ... ok
[INFO] [stdout] test tests::make_multiproof_two_leaves_with_extension ... ok
[INFO] [stdout] test tests::test_nullkey_empty ... ok
[INFO] [stdout] test tests::make_multiproof_no_values ... ok
[INFO] [stdout] test tests::test_nullkey_ext ... ok
[INFO] [stdout] test tests::make_multiproof_single_value ... ok
[INFO] [stdout] test tests::subnode_index_empty_index ... ok
[INFO] [stdout] test tests::subnode_index_branch ... ok
[INFO] [stdout] test tests::test_nullkey_branch ... ok
[INFO] [stdout] test tests::subnode_index_extension ... ok
[INFO] [stdout] test node::tests::truncated_key ... ok
[INFO] [stdout] test tests::check_payload_length_exactly_32_bytes ... ok
[INFO] [stdout] test tests::tree_with_added_branch ... ok
[INFO] [stdout] test tests::test_nullkey_leaf ... ok
[INFO] [stdout] test tests::tree_with_one_branch ... ok
[INFO] [stdout] test tests::tree_with_just_one_leaf ... ok
[INFO] [stdout] test tests::validate_tree ... ok
[INFO] [stdout] test tests::tree_with_extension ... ok
[INFO] [stdout] test tests::make_tree_from_json ... ok
[INFO] [stdout] test node::tests::test_key_index_does_not_exists - should panic ... ok
[INFO] [stdout] test keys::binary_key::tests::test_bit_index_no_bits - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 77 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests multiproof-rs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/keys/binary_key.rs - keys::binary_key::BinaryKey (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2db5239b9e6efcfbc9cdb17439d77c2e2aadf07f05f304c4cd64c50b3c7d458f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db5239b9e6efcfbc9cdb17439d77c2e2aadf07f05f304c4cd64c50b3c7d458f", kill_on_drop: false }`
[INFO] [stdout] 2db5239b9e6efcfbc9cdb17439d77c2e2aadf07f05f304c4cd64c50b3c7d458f