[INFO] fetching crate envy 0.4.2...
[INFO] testing envy-0.4.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate envy 0.4.2 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate envy 0.4.2 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 envy 0.4.2
[INFO] finished tweaking crates.io crate envy 0.4.2
[INFO] tweaked toml for crates.io crate envy 0.4.2 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate crates.io crate envy 0.4.2 already has a lockfile, it will not be regenerated
[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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 145907bef3dce2b96ddd81e1a5da584bbf264746cb4911e6bc2e491eac5ef470
[INFO] running `Command { std: "docker" "start" "-a" "145907bef3dce2b96ddd81e1a5da584bbf264746cb4911e6bc2e491eac5ef470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "145907bef3dce2b96ddd81e1a5da584bbf264746cb4911e6bc2e491eac5ef470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "145907bef3dce2b96ddd81e1a5da584bbf264746cb4911e6bc2e491eac5ef470", kill_on_drop: false }`
[INFO] [stdout] 145907bef3dce2b96ddd81e1a5da584bbf264746cb4911e6bc2e491eac5ef470
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] c995061e8f72f791441f9a1fae079635cecedbc755dc1efc3ba89353ddf8816a
[INFO] running `Command { std: "docker" "start" "-a" "c995061e8f72f791441f9a1fae079635cecedbc755dc1efc3ba89353ddf8816a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling envy v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.06s
[INFO] running `Command { std: "docker" "inspect" "c995061e8f72f791441f9a1fae079635cecedbc755dc1efc3ba89353ddf8816a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c995061e8f72f791441f9a1fae079635cecedbc755dc1efc3ba89353ddf8816a", kill_on_drop: false }`
[INFO] [stdout] c995061e8f72f791441f9a1fae079635cecedbc755dc1efc3ba89353ddf8816a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 0016b53eeb02b8e52dc38f989b9a6077c98533e393a198c73d8bc44945220cf6
[INFO] running `Command { std: "docker" "start" "-a" "0016b53eeb02b8e52dc38f989b9a6077c98533e393a198c73d8bc44945220cf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling envy v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "0016b53eeb02b8e52dc38f989b9a6077c98533e393a198c73d8bc44945220cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0016b53eeb02b8e52dc38f989b9a6077c98533e393a198c73d8bc44945220cf6", kill_on_drop: false }`
[INFO] [stdout] 0016b53eeb02b8e52dc38f989b9a6077c98533e393a198c73d8bc44945220cf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 837a1f4f3cba013a0a4fb9f7d5771a2254a2b6c4c97149a49c49ffc53c994a0f
[INFO] running `Command { std: "docker" "start" "-a" "837a1f4f3cba013a0a4fb9f7d5771a2254a2b6c4c97149a49c49ffc53c994a0f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/envy-1cbe02e792b07303)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test error::tests::error_display ... ok
[INFO] [stdout] test error::tests::error_impl_std_error ... ok
[INFO] [stdout] test tests::deserialize_from_iter ... ok
[INFO] [stdout] test tests::deserializes_from_prefixed_fieldnames ... ok
[INFO] [stdout] test tests::fails_with_invalid_type ... ok
[INFO] [stdout] test tests::prefixed_doesnt_parse_non_prefixed ... ok
[INFO] [stdout] test tests::fails_with_missing_value ... ok
[INFO] [stdout] test tests::prefixed_strips_prefixes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests envy
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 37) - compile ... ok
[INFO] [stdout] test src/lib.rs - prefixed (line 346) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 13) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "837a1f4f3cba013a0a4fb9f7d5771a2254a2b6c4c97149a49c49ffc53c994a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "837a1f4f3cba013a0a4fb9f7d5771a2254a2b6c4c97149a49c49ffc53c994a0f", kill_on_drop: false }`
[INFO] [stdout] 837a1f4f3cba013a0a4fb9f7d5771a2254a2b6c4c97149a49c49ffc53c994a0f