[INFO] fetching crate imperative-rs-derive 0.3.1...
[INFO] checking imperative-rs-derive-0.3.1 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate imperative-rs-derive 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate imperative-rs-derive 0.3.1 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imperative-rs-derive 0.3.1
[INFO] finished tweaking crates.io crate imperative-rs-derive 0.3.1
[INFO] tweaked toml for crates.io crate imperative-rs-derive 0.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce670aed9168e686e7907ae63cd28f04dd6a41b35fec469375a75638e6001ed6
[INFO] running `Command { std: "docker" "start" "-a" "ce670aed9168e686e7907ae63cd28f04dd6a41b35fec469375a75638e6001ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce670aed9168e686e7907ae63cd28f04dd6a41b35fec469375a75638e6001ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce670aed9168e686e7907ae63cd28f04dd6a41b35fec469375a75638e6001ed6", kill_on_drop: false }`
[INFO] [stdout] ce670aed9168e686e7907ae63cd28f04dd6a41b35fec469375a75638e6001ed6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f4ca499ced8975b45927c77c0d799cb802bc6d92323f12e86500a5a318d69eb
[INFO] running `Command { std: "docker" "start" "-a" "3f4ca499ced8975b45927c77c0d799cb802bc6d92323f12e86500a5a318d69eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking syn v1.0.73
[INFO] [stderr]     Checking imperative-rs-derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/instruction.rs:85:16
[INFO] [stdout]    |
[INFO] [stdout] 85 |           panic!(format!(
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 86 | |             "Unexpected type {:?} when getting memory size.",
[INFO] [stdout] 87 | |             ty
[INFO] [stdout] 88 | |         ));
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` 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] 85 |         panic!(
[INFO] [stdout] 86 |             "Unexpected type {:?} when getting memory size.",
[INFO] [stdout] 87 |             ty
[INFO] [stdout] 88 |         );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/instruction.rs:85:16
[INFO] [stdout]    |
[INFO] [stdout] 85 |           panic!(format!(
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 86 | |             "Unexpected type {:?} when getting memory size.",
[INFO] [stdout] 87 | |             ty
[INFO] [stdout] 88 | |         ));
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` 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] 85 |         panic!(
[INFO] [stdout] 86 |             "Unexpected type {:?} when getting memory size.",
[INFO] [stdout] 87 |             ty
[INFO] [stdout] 88 |         );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.44s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3f4ca499ced8975b45927c77c0d799cb802bc6d92323f12e86500a5a318d69eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f4ca499ced8975b45927c77c0d799cb802bc6d92323f12e86500a5a318d69eb", kill_on_drop: false }`
[INFO] [stdout] 3f4ca499ced8975b45927c77c0d799cb802bc6d92323f12e86500a5a318d69eb