[INFO] fetching crate machine-factor 0.2.4...
[INFO] testing machine-factor-0.2.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate machine-factor 0.2.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate machine-factor 0.2.4
[INFO] finished tweaking crates.io crate machine-factor 0.2.4
[INFO] tweaked toml for crates.io crate machine-factor 0.2.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate machine-factor 0.2.4 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate machine-factor 0.2.4 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3d4ccac0e30ae061fa15c62b0d65dd413a0f2e5f7099f185ec1ba901a35e97b
[INFO] running `Command { std: "docker" "start" "-a" "c3d4ccac0e30ae061fa15c62b0d65dd413a0f2e5f7099f185ec1ba901a35e97b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3d4ccac0e30ae061fa15c62b0d65dd413a0f2e5f7099f185ec1ba901a35e97b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d4ccac0e30ae061fa15c62b0d65dd413a0f2e5f7099f185ec1ba901a35e97b", kill_on_drop: false }`
[INFO] [stdout] c3d4ccac0e30ae061fa15c62b0d65dd413a0f2e5f7099f185ec1ba901a35e97b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd935b65d68e7d0cb44bf26d4fe07809fbe0da7358a54e164ede0bf961e2043f
[INFO] running `Command { std: "docker" "start" "-a" "cd935b65d68e7d0cb44bf26d4fe07809fbe0da7358a54e164ede0bf961e2043f", kill_on_drop: false }`
[INFO] [stderr]    Compiling machine-prime v1.5.5
[INFO] [stderr]    Compiling machine-factor v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "cd935b65d68e7d0cb44bf26d4fe07809fbe0da7358a54e164ede0bf961e2043f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd935b65d68e7d0cb44bf26d4fe07809fbe0da7358a54e164ede0bf961e2043f", kill_on_drop: false }`
[INFO] [stdout] cd935b65d68e7d0cb44bf26d4fe07809fbe0da7358a54e164ede0bf961e2043f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc04883e80a332925f083892c603d574861a1fdcd1ab130e54b0d38b7c95205a
[INFO] running `Command { std: "docker" "start" "-a" "bc04883e80a332925f083892c603d574861a1fdcd1ab130e54b0d38b7c95205a", kill_on_drop: false }`
[INFO] [stderr]    Compiling machine-prime v1.5.5
[INFO] [stderr]    Compiling machine-factor v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "bc04883e80a332925f083892c603d574861a1fdcd1ab130e54b0d38b7c95205a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc04883e80a332925f083892c603d574861a1fdcd1ab130e54b0d38b7c95205a", kill_on_drop: false }`
[INFO] [stdout] bc04883e80a332925f083892c603d574861a1fdcd1ab130e54b0d38b7c95205a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 076a2b9f60ed80fb7fcddbded12c8c9e9c6dee660173766ef1bb7d237f153ed8
[INFO] running `Command { std: "docker" "start" "-a" "076a2b9f60ed80fb7fcddbded12c8c9e9c6dee660173766ef1bb7d237f153ed8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/machine_factor-08ecbd0853c91cfa)
[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 machine_factor
[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" "076a2b9f60ed80fb7fcddbded12c8c9e9c6dee660173766ef1bb7d237f153ed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076a2b9f60ed80fb7fcddbded12c8c9e9c6dee660173766ef1bb7d237f153ed8", kill_on_drop: false }`
[INFO] [stdout] 076a2b9f60ed80fb7fcddbded12c8c9e9c6dee660173766ef1bb7d237f153ed8