[INFO] fetching crate rew-core 0.0.66...
[INFO] testing rew-core-0.0.66 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rew-core 0.0.66 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rew-core 0.0.66
[INFO] finished tweaking crates.io crate rew-core 0.0.66
[INFO] tweaked toml for crates.io crate rew-core 0.0.66 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rew-core 0.0.66 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] crate crates.io crate rew-core 0.0.66 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c99e18673ba5f090da5b825a7726a2f6593f12cf457a6806682ca6c8ad565bb1
[INFO] running `Command { std: "docker" "start" "-a" "c99e18673ba5f090da5b825a7726a2f6593f12cf457a6806682ca6c8ad565bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c99e18673ba5f090da5b825a7726a2f6593f12cf457a6806682ca6c8ad565bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c99e18673ba5f090da5b825a7726a2f6593f12cf457a6806682ca6c8ad565bb1", kill_on_drop: false }`
[INFO] [stdout] c99e18673ba5f090da5b825a7726a2f6593f12cf457a6806682ca6c8ad565bb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f9535e45c89fb7ea2a1db7fb9164bd22eb165927ef15f0923e4cda8b886ba7fe
[INFO] running `Command { std: "docker" "start" "-a" "f9535e45c89fb7ea2a1db7fb9164bd22eb165927ef15f0923e4cda8b886ba7fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling rew-core v0.0.66 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.02s
[INFO] running `Command { std: "docker" "inspect" "f9535e45c89fb7ea2a1db7fb9164bd22eb165927ef15f0923e4cda8b886ba7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9535e45c89fb7ea2a1db7fb9164bd22eb165927ef15f0923e4cda8b886ba7fe", kill_on_drop: false }`
[INFO] [stdout] f9535e45c89fb7ea2a1db7fb9164bd22eb165927ef15f0923e4cda8b886ba7fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3e2bd2b6ba5905115bd85309ed3f70c1a5b51b921b5d65ad83578f464c88180c
[INFO] running `Command { std: "docker" "start" "-a" "3e2bd2b6ba5905115bd85309ed3f70c1a5b51b921b5d65ad83578f464c88180c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rew-core v0.0.66 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "3e2bd2b6ba5905115bd85309ed3f70c1a5b51b921b5d65ad83578f464c88180c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2bd2b6ba5905115bd85309ed3f70c1a5b51b921b5d65ad83578f464c88180c", kill_on_drop: false }`
[INFO] [stdout] 3e2bd2b6ba5905115bd85309ed3f70c1a5b51b921b5d65ad83578f464c88180c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8c04bfbdd9b3f0f72e355f0edf2345f333a8d67104845a1fa65d18b5d6268281
[INFO] running `Command { std: "docker" "start" "-a" "8c04bfbdd9b3f0f72e355f0edf2345f333a8d67104845a1fa65d18b5d6268281", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rew_core-1587b1234edb2beb)
[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 rew_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] running `Command { std: "docker" "inspect" "8c04bfbdd9b3f0f72e355f0edf2345f333a8d67104845a1fa65d18b5d6268281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c04bfbdd9b3f0f72e355f0edf2345f333a8d67104845a1fa65d18b5d6268281", kill_on_drop: false }`
[INFO] [stdout] 8c04bfbdd9b3f0f72e355f0edf2345f333a8d67104845a1fa65d18b5d6268281