[INFO] fetching crate panic-hook 0.1.0...
[INFO] testing panic-hook-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate panic-hook 0.1.0 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate panic-hook 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate panic-hook 0.1.0
[INFO] finished tweaking crates.io crate panic-hook 0.1.0
[INFO] tweaked toml for crates.io crate panic-hook 0.1.0 written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6acbc539abdc632f450939039995efd7cc2ae171aec5ece1003de1ab3b47feb0
[INFO] running `Command { std: "docker" "start" "-a" "6acbc539abdc632f450939039995efd7cc2ae171aec5ece1003de1ab3b47feb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6acbc539abdc632f450939039995efd7cc2ae171aec5ece1003de1ab3b47feb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6acbc539abdc632f450939039995efd7cc2ae171aec5ece1003de1ab3b47feb0", kill_on_drop: false }`
[INFO] [stdout] 6acbc539abdc632f450939039995efd7cc2ae171aec5ece1003de1ab3b47feb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7f269c4b2ef41f1d9905853a08806b98487409d312b38cf0cbe1600c0f59392
[INFO] running `Command { std: "docker" "start" "-a" "e7f269c4b2ef41f1d9905853a08806b98487409d312b38cf0cbe1600c0f59392", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling panic-hook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.59s
[INFO] running `Command { std: "docker" "inspect" "e7f269c4b2ef41f1d9905853a08806b98487409d312b38cf0cbe1600c0f59392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f269c4b2ef41f1d9905853a08806b98487409d312b38cf0cbe1600c0f59392", kill_on_drop: false }`
[INFO] [stdout] e7f269c4b2ef41f1d9905853a08806b98487409d312b38cf0cbe1600c0f59392
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f6179ec9aa2293434bbfc3c33a3f778a42759e0133dd45e289b4b6f7cbbb636
[INFO] running `Command { std: "docker" "start" "-a" "1f6179ec9aa2293434bbfc3c33a3f778a42759e0133dd45e289b4b6f7cbbb636", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling panic-hook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "1f6179ec9aa2293434bbfc3c33a3f778a42759e0133dd45e289b4b6f7cbbb636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f6179ec9aa2293434bbfc3c33a3f778a42759e0133dd45e289b4b6f7cbbb636", kill_on_drop: false }`
[INFO] [stdout] 1f6179ec9aa2293434bbfc3c33a3f778a42759e0133dd45e289b4b6f7cbbb636
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7f3c8bbe81aced3fca186f0491ce2193ea72bfdd929acba8cf0ac73c1578857
[INFO] running `Command { std: "docker" "start" "-a" "f7f3c8bbe81aced3fca186f0491ce2193ea72bfdd929acba8cf0ac73c1578857", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/panic_hook-22924ec7df437795)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests panic-hook
[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" "f7f3c8bbe81aced3fca186f0491ce2193ea72bfdd929acba8cf0ac73c1578857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7f3c8bbe81aced3fca186f0491ce2193ea72bfdd929acba8cf0ac73c1578857", kill_on_drop: false }`
[INFO] [stdout] f7f3c8bbe81aced3fca186f0491ce2193ea72bfdd929acba8cf0ac73c1578857