[INFO] fetching crate a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e 1.0.1...
[INFO] testing a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e-1.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e 1.0.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e 1.0.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e 1.0.1
[INFO] finished tweaking crates.io crate a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e 1.0.1
[INFO] tweaked toml for crates.io crate a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e 1.0.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cc6b73112af5361886af012a13e47788bbec2d61d1bb796a4ca661e95739814
[INFO] running `Command { std: "docker" "start" "-a" "5cc6b73112af5361886af012a13e47788bbec2d61d1bb796a4ca661e95739814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cc6b73112af5361886af012a13e47788bbec2d61d1bb796a4ca661e95739814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cc6b73112af5361886af012a13e47788bbec2d61d1bb796a4ca661e95739814", kill_on_drop: false }`
[INFO] [stdout] 5cc6b73112af5361886af012a13e47788bbec2d61d1bb796a4ca661e95739814
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cd565a448680939069d9581a2a0ae4486272fba124fc4c570765fbef5f1ba48
[INFO] running `Command { std: "docker" "start" "-a" "6cd565a448680939069d9581a2a0ae4486272fba124fc4c570765fbef5f1ba48", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "6cd565a448680939069d9581a2a0ae4486272fba124fc4c570765fbef5f1ba48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cd565a448680939069d9581a2a0ae4486272fba124fc4c570765fbef5f1ba48", kill_on_drop: false }`
[INFO] [stdout] 6cd565a448680939069d9581a2a0ae4486272fba124fc4c570765fbef5f1ba48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 297774c531f3fdc5cc308013183bd084c853cacf8b4e85a021b2678d674b497e
[INFO] running `Command { std: "docker" "start" "-a" "297774c531f3fdc5cc308013183bd084c853cacf8b4e85a021b2678d674b497e", kill_on_drop: false }`
[INFO] [stderr]    Compiling a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "297774c531f3fdc5cc308013183bd084c853cacf8b4e85a021b2678d674b497e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297774c531f3fdc5cc308013183bd084c853cacf8b4e85a021b2678d674b497e", kill_on_drop: false }`
[INFO] [stdout] 297774c531f3fdc5cc308013183bd084c853cacf8b4e85a021b2678d674b497e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b4e3d9905301e5bc214bc07693fd707edac0565bc8aed3e87625289e2884ffb
[INFO] running `Command { std: "docker" "start" "-a" "1b4e3d9905301e5bc214bc07693fd707edac0565bc8aed3e87625289e2884ffb", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `indent`
[INFO] [stderr]  --> src/lib.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stderr]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e` (lib) generated 1 warning
[INFO] [stderr] warning: `a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e-ba607ed85a0bab98)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests a6cba224ee46541eae2b075d169912e8e81188800a63de3e3cbdce42e
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b4e3d9905301e5bc214bc07693fd707edac0565bc8aed3e87625289e2884ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4e3d9905301e5bc214bc07693fd707edac0565bc8aed3e87625289e2884ffb", kill_on_drop: false }`
[INFO] [stdout] 1b4e3d9905301e5bc214bc07693fd707edac0565bc8aed3e87625289e2884ffb