[INFO] fetching crate dangerous_option 0.2.0...
[INFO] testing dangerous_option-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate dangerous_option 0.2.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate dangerous_option 0.2.0 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 dangerous_option 0.2.0
[INFO] finished tweaking crates.io crate dangerous_option 0.2.0
[INFO] tweaked toml for crates.io crate dangerous_option 0.2.0 written to /workspace/builds/worker-18/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 2d68eef43212177d6af8f7d9348389f891fda5ff978470eababea3727bfab495
[INFO] running `Command { std: "docker" "start" "-a" "2d68eef43212177d6af8f7d9348389f891fda5ff978470eababea3727bfab495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d68eef43212177d6af8f7d9348389f891fda5ff978470eababea3727bfab495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d68eef43212177d6af8f7d9348389f891fda5ff978470eababea3727bfab495", kill_on_drop: false }`
[INFO] [stdout] 2d68eef43212177d6af8f7d9348389f891fda5ff978470eababea3727bfab495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 3f1960645257365853db48354306240aea53bb8ecb0ad4d17483b9d2977e4383
[INFO] running `Command { std: "docker" "start" "-a" "3f1960645257365853db48354306240aea53bb8ecb0ad4d17483b9d2977e4383", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dangerous_option v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "3f1960645257365853db48354306240aea53bb8ecb0ad4d17483b9d2977e4383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f1960645257365853db48354306240aea53bb8ecb0ad4d17483b9d2977e4383", kill_on_drop: false }`
[INFO] [stdout] 3f1960645257365853db48354306240aea53bb8ecb0ad4d17483b9d2977e4383
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] e979234c357ffdde5e2808223d2c06c00bad4a8866f767261e2fe77a42bf5bab
[INFO] running `Command { std: "docker" "start" "-a" "e979234c357ffdde5e2808223d2c06c00bad4a8866f767261e2fe77a42bf5bab", kill_on_drop: false }`
[INFO] [stderr]    Compiling dangerous_option v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "e979234c357ffdde5e2808223d2c06c00bad4a8866f767261e2fe77a42bf5bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e979234c357ffdde5e2808223d2c06c00bad4a8866f767261e2fe77a42bf5bab", kill_on_drop: false }`
[INFO] [stdout] e979234c357ffdde5e2808223d2c06c00bad4a8866f767261e2fe77a42bf5bab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 38d339c7fba7d61d8c1e4bc423cea8608147c540abf87cfdfc51d2ae3fb56320
[INFO] running `Command { std: "docker" "start" "-a" "38d339c7fba7d61d8c1e4bc423cea8608147c540abf87cfdfc51d2ae3fb56320", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dangerous_option-fb58f864799de053)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::success ... ok
[INFO] [stdout] test tests::panic1 - should panic ... ok
[INFO] [stdout] test tests::panic3 - should panic ... ok
[INFO] [stdout] test tests::panic2 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dangerous_option
[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" "38d339c7fba7d61d8c1e4bc423cea8608147c540abf87cfdfc51d2ae3fb56320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38d339c7fba7d61d8c1e4bc423cea8608147c540abf87cfdfc51d2ae3fb56320", kill_on_drop: false }`
[INFO] [stdout] 38d339c7fba7d61d8c1e4bc423cea8608147c540abf87cfdfc51d2ae3fb56320