[INFO] fetching crate better-panic 0.2.0...
[INFO] testing better-panic-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate better-panic 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate better-panic 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate better-panic 0.2.0
[INFO] finished tweaking crates.io crate better-panic 0.2.0
[INFO] tweaked toml for crates.io crate better-panic 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60fb894fd2ab2b4f0c9fcbe5fbe2c55257a2934ee9d12f964155edd023a0838b
[INFO] running `Command { std: "docker" "start" "-a" "60fb894fd2ab2b4f0c9fcbe5fbe2c55257a2934ee9d12f964155edd023a0838b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60fb894fd2ab2b4f0c9fcbe5fbe2c55257a2934ee9d12f964155edd023a0838b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60fb894fd2ab2b4f0c9fcbe5fbe2c55257a2934ee9d12f964155edd023a0838b", kill_on_drop: false }`
[INFO] [stdout] 60fb894fd2ab2b4f0c9fcbe5fbe2c55257a2934ee9d12f964155edd023a0838b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31dfbe7ffcc6e9798e116b7f3959370b388de4da6c7cac3eef82d63d683363a4
[INFO] running `Command { std: "docker" "start" "-a" "31dfbe7ffcc6e9798e116b7f3959370b388de4da6c7cac3eef82d63d683363a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling console v0.9.2
[INFO] [stderr]    Compiling better-panic v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "31dfbe7ffcc6e9798e116b7f3959370b388de4da6c7cac3eef82d63d683363a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31dfbe7ffcc6e9798e116b7f3959370b388de4da6c7cac3eef82d63d683363a4", kill_on_drop: false }`
[INFO] [stdout] 31dfbe7ffcc6e9798e116b7f3959370b388de4da6c7cac3eef82d63d683363a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce02826799290bf583b8fed78039a8645c82e9c0a381299dcf44fba447e3cf3c
[INFO] running `Command { std: "docker" "start" "-a" "ce02826799290bf583b8fed78039a8645c82e9c0a381299dcf44fba447e3cf3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling better-panic v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "ce02826799290bf583b8fed78039a8645c82e9c0a381299dcf44fba447e3cf3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce02826799290bf583b8fed78039a8645c82e9c0a381299dcf44fba447e3cf3c", kill_on_drop: false }`
[INFO] [stdout] ce02826799290bf583b8fed78039a8645c82e9c0a381299dcf44fba447e3cf3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e09e59bc1bb550a61e657eeb8c181b4de4d6a1e4c15e610e74f4bad409cb8615
[INFO] running `Command { std: "docker" "start" "-a" "e09e59bc1bb550a61e657eeb8c181b4de4d6a1e4c15e610e74f4bad409cb8615", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/better_panic-49a5d7f2be7afe21)
[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] [stderr]    Doc-tests better-panic
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.92s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e09e59bc1bb550a61e657eeb8c181b4de4d6a1e4c15e610e74f4bad409cb8615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e09e59bc1bb550a61e657eeb8c181b4de4d6a1e4c15e610e74f4bad409cb8615", kill_on_drop: false }`
[INFO] [stdout] e09e59bc1bb550a61e657eeb8c181b4de4d6a1e4c15e610e74f4bad409cb8615