[INFO] fetching crate tree_magic_db 3.0.0...
[INFO] testing tree_magic_db-3.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate tree_magic_db 3.0.0 into /workspace/builds/worker-118/source
[INFO] validating manifest of crates.io crate tree_magic_db 3.0.0 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 tree_magic_db 3.0.0
[INFO] finished tweaking crates.io crate tree_magic_db 3.0.0
[INFO] tweaked toml for crates.io crate tree_magic_db 3.0.0 written to /workspace/builds/worker-118/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 522c9dfe4f9bb34da8d39450bc8b30aa2d64f552ccd26c108a2e13e0df3976f5
[INFO] running `Command { std: "docker" "start" "-a" "522c9dfe4f9bb34da8d39450bc8b30aa2d64f552ccd26c108a2e13e0df3976f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "522c9dfe4f9bb34da8d39450bc8b30aa2d64f552ccd26c108a2e13e0df3976f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522c9dfe4f9bb34da8d39450bc8b30aa2d64f552ccd26c108a2e13e0df3976f5", kill_on_drop: false }`
[INFO] [stdout] 522c9dfe4f9bb34da8d39450bc8b30aa2d64f552ccd26c108a2e13e0df3976f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 2c65cc2787113694e60ce5e77af876ba9cd8d667a3a5a7f3e097fcaed2881644
[INFO] running `Command { std: "docker" "start" "-a" "2c65cc2787113694e60ce5e77af876ba9cd8d667a3a5a7f3e097fcaed2881644", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree_magic_db v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "2c65cc2787113694e60ce5e77af876ba9cd8d667a3a5a7f3e097fcaed2881644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c65cc2787113694e60ce5e77af876ba9cd8d667a3a5a7f3e097fcaed2881644", kill_on_drop: false }`
[INFO] [stdout] 2c65cc2787113694e60ce5e77af876ba9cd8d667a3a5a7f3e097fcaed2881644
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 4b91db3a01836ea33e1ddba46e41d751bdf9d6d2a56ccb114e23c09a4f141d54
[INFO] running `Command { std: "docker" "start" "-a" "4b91db3a01836ea33e1ddba46e41d751bdf9d6d2a56ccb114e23c09a4f141d54", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree_magic_db v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "4b91db3a01836ea33e1ddba46e41d751bdf9d6d2a56ccb114e23c09a4f141d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b91db3a01836ea33e1ddba46e41d751bdf9d6d2a56ccb114e23c09a4f141d54", kill_on_drop: false }`
[INFO] [stdout] 4b91db3a01836ea33e1ddba46e41d751bdf9d6d2a56ccb114e23c09a4f141d54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] fb8b522c4204166aa936fdaa2ec36423af902266a7d33f7b1be05200eac7cf3e
[INFO] running `Command { std: "docker" "start" "-a" "fb8b522c4204166aa936fdaa2ec36423af902266a7d33f7b1be05200eac7cf3e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tree_magic_db-04db4b50a9b3508d)
[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 tree_magic_db
[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" "fb8b522c4204166aa936fdaa2ec36423af902266a7d33f7b1be05200eac7cf3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8b522c4204166aa936fdaa2ec36423af902266a7d33f7b1be05200eac7cf3e", kill_on_drop: false }`
[INFO] [stdout] fb8b522c4204166aa936fdaa2ec36423af902266a7d33f7b1be05200eac7cf3e