[INFO] fetching crate shell_core 0.1.1...
[INFO] testing shell_core-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate shell_core 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate shell_core 0.1.1
[INFO] finished tweaking crates.io crate shell_core 0.1.1
[INFO] tweaked toml for crates.io crate shell_core 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shell_core 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34b0ff1b1f2c00978ed4b812595ebd7a928014321335c6a429cc594fe27f6f6e
[INFO] running `Command { std: "docker" "start" "-a" "34b0ff1b1f2c00978ed4b812595ebd7a928014321335c6a429cc594fe27f6f6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34b0ff1b1f2c00978ed4b812595ebd7a928014321335c6a429cc594fe27f6f6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b0ff1b1f2c00978ed4b812595ebd7a928014321335c6a429cc594fe27f6f6e", kill_on_drop: false }`
[INFO] [stdout] 34b0ff1b1f2c00978ed4b812595ebd7a928014321335c6a429cc594fe27f6f6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a9d6fe142af42f5d5b8a53c684ae5592cff9b762a5d52c3963a83761f7a0ccf
[INFO] running `Command { std: "docker" "start" "-a" "5a9d6fe142af42f5d5b8a53c684ae5592cff9b762a5d52c3963a83761f7a0ccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling shell_core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "5a9d6fe142af42f5d5b8a53c684ae5592cff9b762a5d52c3963a83761f7a0ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9d6fe142af42f5d5b8a53c684ae5592cff9b762a5d52c3963a83761f7a0ccf", kill_on_drop: false }`
[INFO] [stdout] 5a9d6fe142af42f5d5b8a53c684ae5592cff9b762a5d52c3963a83761f7a0ccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e6b7f83c995d7d1f177a4f42bbbafe1d87d63dab509b6ac8ecdbe4268441a58
[INFO] running `Command { std: "docker" "start" "-a" "2e6b7f83c995d7d1f177a4f42bbbafe1d87d63dab509b6ac8ecdbe4268441a58", kill_on_drop: false }`
[INFO] [stderr]    Compiling shell_core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "2e6b7f83c995d7d1f177a4f42bbbafe1d87d63dab509b6ac8ecdbe4268441a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e6b7f83c995d7d1f177a4f42bbbafe1d87d63dab509b6ac8ecdbe4268441a58", kill_on_drop: false }`
[INFO] [stdout] 2e6b7f83c995d7d1f177a4f42bbbafe1d87d63dab509b6ac8ecdbe4268441a58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64cf57caa7ce1e3f1620036ed4cb76405d540651728ac824997480468a9bb175
[INFO] running `Command { std: "docker" "start" "-a" "64cf57caa7ce1e3f1620036ed4cb76405d540651728ac824997480468a9bb175", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shell_core-8f903d8c7911ed43)
[INFO] [stderr]    Doc-tests shell_core
[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] [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" "64cf57caa7ce1e3f1620036ed4cb76405d540651728ac824997480468a9bb175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64cf57caa7ce1e3f1620036ed4cb76405d540651728ac824997480468a9bb175", kill_on_drop: false }`
[INFO] [stdout] 64cf57caa7ce1e3f1620036ed4cb76405d540651728ac824997480468a9bb175