[INFO] fetching crate rustreexo 0.4.0...
[INFO] testing rustreexo-0.4.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate rustreexo 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rustreexo 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rustreexo 0.4.0
[INFO] tweaked toml for crates.io crate rustreexo 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustreexo 0.4.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustreexo 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitcoin-io v0.1.3
[INFO] [stderr]   Downloaded bitcoin_hashes v0.14.0
[INFO] [stderr]   Downloaded hex-conservative v0.2.1
[INFO] [stderr]   Downloaded syn v2.0.96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 496baba16ac7cb2b831aee5f993abd521e82401f5c025018bab662417b74f93d
[INFO] running `Command { std: "docker" "start" "-a" "496baba16ac7cb2b831aee5f993abd521e82401f5c025018bab662417b74f93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "496baba16ac7cb2b831aee5f993abd521e82401f5c025018bab662417b74f93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "496baba16ac7cb2b831aee5f993abd521e82401f5c025018bab662417b74f93d", kill_on_drop: false }`
[INFO] [stdout] 496baba16ac7cb2b831aee5f993abd521e82401f5c025018bab662417b74f93d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5f60473efe55946843494a2b64eedb45ffc71932170a074e9d75052b43cc048a
[INFO] running `Command { std: "docker" "start" "-a" "5f60473efe55946843494a2b64eedb45ffc71932170a074e9d75052b43cc048a", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitcoin-io v0.1.3
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling hex-conservative v0.2.1
[INFO] [stderr]    Compiling bitcoin_hashes v0.14.0
[INFO] [stderr]    Compiling rustreexo v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]   --> src/lib.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![cfg_attr(any(bench), feature(test))]
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]     --> src/accumulator/proof.rs:1484:7
[INFO] [stdout]      |
[INFO] [stdout] 1484 | #[cfg(bench)]
[INFO] [stdout]      |       ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]    --> src/accumulator/stump.rs:707:7
[INFO] [stdout]     |
[INFO] [stdout] 707 | #[cfg(bench)]
[INFO] [stdout]     |       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]    --> src/accumulator/util.rs:339:17
[INFO] [stdout]     |
[INFO] [stdout] 339 | #[cfg(any(test, bench))]
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_right_sibling` is never used
[INFO] [stdout]    --> src/accumulator/util.rs:286:8
[INFO] [stdout]     |
[INFO] [stdout] 286 | pub fn is_right_sibling(node: u64, next: u64) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_sibling` is never used
[INFO] [stdout]    --> src/accumulator/util.rs:291:4
[INFO] [stdout]     |
[INFO] [stdout] 291 | fn is_sibling(a: u64, b: u64) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `Command { std: "docker" "inspect" "5f60473efe55946843494a2b64eedb45ffc71932170a074e9d75052b43cc048a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f60473efe55946843494a2b64eedb45ffc71932170a074e9d75052b43cc048a", kill_on_drop: false }`
[INFO] [stdout] 5f60473efe55946843494a2b64eedb45ffc71932170a074e9d75052b43cc048a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f5fe9b3fed4978c162895020443e1fbd5e1688fc34e741aa75f7b774a7171a6e
[INFO] running `Command { std: "docker" "start" "-a" "f5fe9b3fed4978c162895020443e1fbd5e1688fc34e741aa75f7b774a7171a6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]   --> src/lib.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![cfg_attr(any(bench), feature(test))]
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]     --> src/accumulator/proof.rs:1484:7
[INFO] [stdout]      |
[INFO] [stdout] 1484 | #[cfg(bench)]
[INFO] [stdout]      |       ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]    --> src/accumulator/stump.rs:707:7
[INFO] [stdout]     |
[INFO] [stdout] 707 | #[cfg(bench)]
[INFO] [stdout]     |       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]    --> src/accumulator/util.rs:339:17
[INFO] [stdout]     |
[INFO] [stdout] 339 | #[cfg(any(test, bench))]
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_right_sibling` is never used
[INFO] [stdout]    --> src/accumulator/util.rs:286:8
[INFO] [stdout]     |
[INFO] [stdout] 286 | pub fn is_right_sibling(node: u64, next: u64) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_sibling` is never used
[INFO] [stdout]    --> src/accumulator/util.rs:291:4
[INFO] [stdout]     |
[INFO] [stdout] 291 | fn is_sibling(a: u64, b: u64) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling rustreexo v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]   --> src/lib.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![cfg_attr(any(bench), feature(test))]
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]     --> src/accumulator/proof.rs:1484:7
[INFO] [stdout]      |
[INFO] [stdout] 1484 | #[cfg(bench)]
[INFO] [stdout]      |       ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]    --> src/accumulator/stump.rs:707:7
[INFO] [stdout]     |
[INFO] [stdout] 707 | #[cfg(bench)]
[INFO] [stdout]     |       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `bench`
[INFO] [stdout]    --> src/accumulator/util.rs:339:17
[INFO] [stdout]     |
[INFO] [stdout] 339 | #[cfg(any(test, bench))]
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.90s
[INFO] running `Command { std: "docker" "inspect" "f5fe9b3fed4978c162895020443e1fbd5e1688fc34e741aa75f7b774a7171a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5fe9b3fed4978c162895020443e1fbd5e1688fc34e741aa75f7b774a7171a6e", kill_on_drop: false }`
[INFO] [stdout] f5fe9b3fed4978c162895020443e1fbd5e1688fc34e741aa75f7b774a7171a6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9fca1b98623925baa566c7076f3beb094def3aaa15c6bac893dabfd093350c8f
[INFO] running `Command { std: "docker" "start" "-a" "9fca1b98623925baa566c7076f3beb094def3aaa15c6bac893dabfd093350c8f", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `bench`
[INFO] [stderr]   --> src/lib.rs:12:17
[INFO] [stderr]    |
[INFO] [stderr] 12 | #![cfg_attr(any(bench), feature(test))]
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `bench`
[INFO] [stderr]     --> src/accumulator/proof.rs:1484:7
[INFO] [stderr]      |
[INFO] [stderr] 1484 | #[cfg(bench)]
[INFO] [stderr]      |       ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: consider using a Cargo feature instead
[INFO] [stderr]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]               [lints.rust]
[INFO] [stderr]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stderr]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `bench`
[INFO] [stderr]    --> src/accumulator/stump.rs:707:7
[INFO] [stderr]     |
[INFO] [stderr] 707 | #[cfg(bench)]
[INFO] [stderr]     |       ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `bench`
[INFO] [stderr]    --> src/accumulator/util.rs:339:17
[INFO] [stderr]     |
[INFO] [stderr] 339 | #[cfg(any(test, bench))]
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bench)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_right_sibling` is never used
[INFO] [stderr]    --> src/accumulator/util.rs:286:8
[INFO] [stderr]     |
[INFO] [stderr] 286 | pub fn is_right_sibling(node: u64, next: u64) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_sibling` is never used
[INFO] [stderr]    --> src/accumulator/util.rs:291:4
[INFO] [stderr]     |
[INFO] [stderr] 291 | fn is_sibling(a: u64, b: u64) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rustreexo` (lib) generated 6 warnings
[INFO] [stderr] warning: `rustreexo` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rustreexo-7f3272b9c889c9cd)
[INFO] [stdout] 
[INFO] [stdout] running 58 tests
[INFO] [stdout] test accumulator::mem_forest::test::test_delete_non_root ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_delete_roots_child ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_delete_root ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_delete ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_add ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_display_empty ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_grab_node ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_get_pos ... ok
[INFO] [stdout] test accumulator::node_hash::test::test_empty_hash ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_proof_verify ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_serialization_roundtrip ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_proof ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_serialize_one ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_serialization ... ok
[INFO] [stdout] test accumulator::mem_forest::test::test_to_string ... ok
[INFO] [stdout] test accumulator::node_hash::test::test_parent_hash ... ok
[INFO] [stdout] test accumulator::pollard::tests::test_from_roots ... ok
[INFO] [stdout] test accumulator::proof::tests::test_get_next ... ok
[INFO] [stdout] test accumulator::pollard::tests::test_delete_roots_child ... ok
[INFO] [stdout] test accumulator::pollard::tests::test_from_stump ... ok
[INFO] [stdout] test accumulator::node_hash::test::test_hash_from_str ... ok
[INFO] [stdout] test accumulator::proof::tests::test_calc_next_positions ... ok
[INFO] [stdout] test accumulator::proof::tests::test_calculate_hashes_delete ... ok
[INFO] [stdout] test accumulator::proof::tests::test_serialize_rtt ... ok
[INFO] [stdout] test accumulator::pollard::tests::test_prove ... ok
[INFO] [stdout] test accumulator::proof::tests::test_get_proof_subset ... ok
[INFO] [stdout] test accumulator::pollard::tests::test_ser_rtt ... ok
[INFO] [stdout] test accumulator::pollard::tests::test_ingest_proof ... ok
[INFO] [stdout] test accumulator::pollard::tests::test_get_pos ... ok
[INFO] [stdout] test accumulator::pollard::tests::test_add ... ok
[INFO] [stdout] test accumulator::proof::tests::test_calculate_hashes ... ok
[INFO] [stdout] test accumulator::pollard::tests::test_prove_single ... ok
[INFO] [stdout] test accumulator::stump::test::test_serialize ... ok
[INFO] [stdout] test accumulator::stump::test::test_stump ... ok
[INFO] [stdout] test accumulator::pollard::tests::test_ingest_proof_and_prove ... ok
[INFO] [stdout] test accumulator::stump::test::test_custom_hash_type ... ok
[INFO] [stdout] test accumulator::stump::test::test_update_data_add ... ok
[INFO] [stdout] test accumulator::proof::tests::test_update_proof_delete ... ok
[INFO] [stdout] test accumulator::util::tests::test_calc_next_pos ... ok
[INFO] [stdout] test accumulator::util::tests::test_children_pos ... ok
[INFO] [stdout] test accumulator::util::tests::test_detect_row ... ok
[INFO] [stdout] test accumulator::util::tests::test_detwin ... ok
[INFO] [stdout] test accumulator::util::tests::test_get_proof_positions ... ok
[INFO] [stdout] test accumulator::util::tests::test_is_right_sibling ... ok
[INFO] [stdout] test accumulator::util::tests::test_remove_bit ... ok
[INFO] [stdout] test accumulator::util::tests::test_roots_to_destroy ... ok
[INFO] [stdout] test accumulator::util::tests::test_proof_pos ... ok
[INFO] [stdout] test accumulator::util::tests::test_tree_rows ... ok
[INFO] [stdout] test accumulator::util::tests::test_is_root_position ... ok
[INFO] [stdout] test accumulator::util::tests::test_is_sibling ... ok
[INFO] [stdout] test accumulator::stump::test::test_updated_data ... ok
[INFO] [stdout] test accumulator::util::tests::test_root_position ... ok
[INFO] [stdout] test accumulator::stump::test::test_undo ... ok
[INFO] [stdout] test accumulator::mem_forest::test::run_tests_from_cases ... ok
[INFO] [stdout] test accumulator::proof::tests::test_update_proof ... ok
[INFO] [stdout] test accumulator::proof::tests::test_proof_verify ... ok
[INFO] [stdout] test accumulator::stump::test::run_test_cases ... ok
[INFO] [stdout] test accumulator::pollard::tests::run_tests_from_cases ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 58 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9fca1b98623925baa566c7076f3beb094def3aaa15c6bac893dabfd093350c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fca1b98623925baa566c7076f3beb094def3aaa15c6bac893dabfd093350c8f", kill_on_drop: false }`
[INFO] [stdout] 9fca1b98623925baa566c7076f3beb094def3aaa15c6bac893dabfd093350c8f