[INFO] fetching crate xenv 0.2.0...
[INFO] testing xenv-0.2.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate xenv 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate xenv 0.2.0
[INFO] finished tweaking crates.io crate xenv 0.2.0
[INFO] tweaked toml for crates.io crate xenv 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xenv 0.2.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xenv 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indenter v0.3.0
[INFO] [stderr]   Downloaded once_cell v1.4.0
[INFO] [stderr]   Downloaded eyre v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fde75953ae5b280f33eb638561b913454bbb73fac52615e0f00a6ce74c182f2
[INFO] running `Command { std: "docker" "start" "-a" "0fde75953ae5b280f33eb638561b913454bbb73fac52615e0f00a6ce74c182f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fde75953ae5b280f33eb638561b913454bbb73fac52615e0f00a6ce74c182f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fde75953ae5b280f33eb638561b913454bbb73fac52615e0f00a6ce74c182f2", kill_on_drop: false }`
[INFO] [stdout] 0fde75953ae5b280f33eb638561b913454bbb73fac52615e0f00a6ce74c182f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8cfe71853fe151a66e969aa751041128b426a28e8c199145582b1cf83735209
[INFO] running `Command { std: "docker" "start" "-a" "f8cfe71853fe151a66e969aa751041128b426a28e8c199145582b1cf83735209", kill_on_drop: false }`
[INFO] [stderr]    Compiling eyre v0.6.0
[INFO] [stderr]    Compiling indenter v0.3.0
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling xenv v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "f8cfe71853fe151a66e969aa751041128b426a28e8c199145582b1cf83735209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8cfe71853fe151a66e969aa751041128b426a28e8c199145582b1cf83735209", kill_on_drop: false }`
[INFO] [stdout] f8cfe71853fe151a66e969aa751041128b426a28e8c199145582b1cf83735209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a00e9a463d05201b81a379ccff87d436fe21d19ea46006b3eb816ea0584cf9dd
[INFO] running `Command { std: "docker" "start" "-a" "a00e9a463d05201b81a379ccff87d436fe21d19ea46006b3eb816ea0584cf9dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling xenv v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "a00e9a463d05201b81a379ccff87d436fe21d19ea46006b3eb816ea0584cf9dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a00e9a463d05201b81a379ccff87d436fe21d19ea46006b3eb816ea0584cf9dd", kill_on_drop: false }`
[INFO] [stdout] a00e9a463d05201b81a379ccff87d436fe21d19ea46006b3eb816ea0584cf9dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad57cd97b1d7f0bcf3473fba6298345e80256adc5b77bcaf4d3f247c1964ab26
[INFO] running `Command { std: "docker" "start" "-a" "ad57cd97b1d7f0bcf3473fba6298345e80256adc5b77bcaf4d3f247c1964ab26", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xenv-e847b365495e0b93)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/xenv-32e2c108588419c8)
[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 xenv
[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" "ad57cd97b1d7f0bcf3473fba6298345e80256adc5b77bcaf4d3f247c1964ab26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad57cd97b1d7f0bcf3473fba6298345e80256adc5b77bcaf4d3f247c1964ab26", kill_on_drop: false }`
[INFO] [stdout] ad57cd97b1d7f0bcf3473fba6298345e80256adc5b77bcaf4d3f247c1964ab26