[INFO] fetching crate rmathlib 1.1.0...
[INFO] testing rmathlib-1.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate rmathlib 1.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rmathlib 1.1.0
[INFO] finished tweaking crates.io crate rmathlib 1.1.0
[INFO] tweaked toml for crates.io crate rmathlib 1.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmathlib 1.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[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] 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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17bbf7dd214b23eae9c613186784c73e6f11e8a61ab5707c758760a76e7e2b08
[INFO] running `Command { std: "docker" "start" "-a" "17bbf7dd214b23eae9c613186784c73e6f11e8a61ab5707c758760a76e7e2b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17bbf7dd214b23eae9c613186784c73e6f11e8a61ab5707c758760a76e7e2b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17bbf7dd214b23eae9c613186784c73e6f11e8a61ab5707c758760a76e7e2b08", kill_on_drop: false }`
[INFO] [stdout] 17bbf7dd214b23eae9c613186784c73e6f11e8a61ab5707c758760a76e7e2b08
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56042b2d1d821743533446ee2e80fc41ec75d166a01e4f55235f8360f12bad46
[INFO] running `Command { std: "docker" "start" "-a" "56042b2d1d821743533446ee2e80fc41ec75d166a01e4f55235f8360f12bad46", kill_on_drop: false }`
[INFO] [stderr]    Compiling rmathlib v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "56042b2d1d821743533446ee2e80fc41ec75d166a01e4f55235f8360f12bad46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56042b2d1d821743533446ee2e80fc41ec75d166a01e4f55235f8360f12bad46", kill_on_drop: false }`
[INFO] [stdout] 56042b2d1d821743533446ee2e80fc41ec75d166a01e4f55235f8360f12bad46
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c314ee9cb4e7584ec99074c59fe098522b6f39f3cfc7d6d031e94b4b7354306f
[INFO] running `Command { std: "docker" "start" "-a" "c314ee9cb4e7584ec99074c59fe098522b6f39f3cfc7d6d031e94b4b7354306f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rmathlib v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "c314ee9cb4e7584ec99074c59fe098522b6f39f3cfc7d6d031e94b4b7354306f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c314ee9cb4e7584ec99074c59fe098522b6f39f3cfc7d6d031e94b4b7354306f", kill_on_drop: false }`
[INFO] [stdout] c314ee9cb4e7584ec99074c59fe098522b6f39f3cfc7d6d031e94b4b7354306f
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb7500fbaec6a24f551dba11e1cf91322e405465c196b52893a3249b2fb9ba80
[INFO] running `Command { std: "docker" "start" "-a" "fb7500fbaec6a24f551dba11e1cf91322e405465c196b52893a3249b2fb9ba80", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rmathlib-6dbefc8f56c34b44)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests rmathlib
[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" "fb7500fbaec6a24f551dba11e1cf91322e405465c196b52893a3249b2fb9ba80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb7500fbaec6a24f551dba11e1cf91322e405465c196b52893a3249b2fb9ba80", kill_on_drop: false }`
[INFO] [stdout] fb7500fbaec6a24f551dba11e1cf91322e405465c196b52893a3249b2fb9ba80