[INFO] fetching crate dedup_by 0.1.0...
[INFO] testing dedup_by-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate dedup_by 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate dedup_by 0.1.0 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 dedup_by 0.1.0
[INFO] finished tweaking crates.io crate dedup_by 0.1.0
[INFO] tweaked toml for crates.io crate dedup_by 0.1.0 written to /workspace/builds/worker-12/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 139a15d867217d41a4576e1ad5f32200d3c4ab7ad2fe645a361bae85192c53ce
[INFO] running `Command { std: "docker" "start" "-a" "139a15d867217d41a4576e1ad5f32200d3c4ab7ad2fe645a361bae85192c53ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "139a15d867217d41a4576e1ad5f32200d3c4ab7ad2fe645a361bae85192c53ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "139a15d867217d41a4576e1ad5f32200d3c4ab7ad2fe645a361bae85192c53ce", kill_on_drop: false }`
[INFO] [stdout] 139a15d867217d41a4576e1ad5f32200d3c4ab7ad2fe645a361bae85192c53ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] ec7d61d37aced9a7b6f08a1e36fcd6bb29d030321c8594b3c9dca1981f9346b8
[INFO] running `Command { std: "docker" "start" "-a" "ec7d61d37aced9a7b6f08a1e36fcd6bb29d030321c8594b3c9dca1981f9346b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling dedup_by v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "ec7d61d37aced9a7b6f08a1e36fcd6bb29d030321c8594b3c9dca1981f9346b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec7d61d37aced9a7b6f08a1e36fcd6bb29d030321c8594b3c9dca1981f9346b8", kill_on_drop: false }`
[INFO] [stdout] ec7d61d37aced9a7b6f08a1e36fcd6bb29d030321c8594b3c9dca1981f9346b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 265cc129b7ecf9e9cf45bc08dd9748af5bed5111f5ff2462171dbaa0797fcda5
[INFO] running `Command { std: "docker" "start" "-a" "265cc129b7ecf9e9cf45bc08dd9748af5bed5111f5ff2462171dbaa0797fcda5", kill_on_drop: false }`
[INFO] [stderr]    Compiling dedup_by v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "265cc129b7ecf9e9cf45bc08dd9748af5bed5111f5ff2462171dbaa0797fcda5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265cc129b7ecf9e9cf45bc08dd9748af5bed5111f5ff2462171dbaa0797fcda5", kill_on_drop: false }`
[INFO] [stdout] 265cc129b7ecf9e9cf45bc08dd9748af5bed5111f5ff2462171dbaa0797fcda5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 03e9d016a6dec6e84da1696e0ed7f7192d3ac03ef63ea9ea1602d4ddd05558f7
[INFO] running `Command { std: "docker" "start" "-a" "03e9d016a6dec6e84da1696e0ed7f7192d3ac03ef63ea9ea1602d4ddd05558f7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dedup_by-5c2d74d5bf04ed79)
[INFO] [stdout] test tests::test_dedup_by ... ok
[INFO] [stderr]    Doc-tests dedup_by
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - dedup_by (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "03e9d016a6dec6e84da1696e0ed7f7192d3ac03ef63ea9ea1602d4ddd05558f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03e9d016a6dec6e84da1696e0ed7f7192d3ac03ef63ea9ea1602d4ddd05558f7", kill_on_drop: false }`
[INFO] [stdout] 03e9d016a6dec6e84da1696e0ed7f7192d3ac03ef63ea9ea1602d4ddd05558f7