[INFO] fetching crate experiment-cargo-prerelease-semver 1.0.0...
[INFO] testing experiment-cargo-prerelease-semver-1.0.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate experiment-cargo-prerelease-semver 1.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate experiment-cargo-prerelease-semver 1.0.0
[INFO] finished tweaking crates.io crate experiment-cargo-prerelease-semver 1.0.0
[INFO] tweaked toml for crates.io crate experiment-cargo-prerelease-semver 1.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate experiment-cargo-prerelease-semver 1.0.0 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 experiment-cargo-prerelease-semver 1.0.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 23d0f95ae0d07e222e604debbf3213600f8c7cb5f41c61b475305cdc34f6ee3a
[INFO] running `Command { std: "docker" "start" "-a" "23d0f95ae0d07e222e604debbf3213600f8c7cb5f41c61b475305cdc34f6ee3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23d0f95ae0d07e222e604debbf3213600f8c7cb5f41c61b475305cdc34f6ee3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d0f95ae0d07e222e604debbf3213600f8c7cb5f41c61b475305cdc34f6ee3a", kill_on_drop: false }`
[INFO] [stdout] 23d0f95ae0d07e222e604debbf3213600f8c7cb5f41c61b475305cdc34f6ee3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0a65a90f2f8d0382acdaeda639541e3c1d725a8e6a349bbf37c22acbff175317
[INFO] running `Command { std: "docker" "start" "-a" "0a65a90f2f8d0382acdaeda639541e3c1d725a8e6a349bbf37c22acbff175317", kill_on_drop: false }`
[INFO] [stderr]    Compiling experiment-cargo-prerelease-semver v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "0a65a90f2f8d0382acdaeda639541e3c1d725a8e6a349bbf37c22acbff175317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a65a90f2f8d0382acdaeda639541e3c1d725a8e6a349bbf37c22acbff175317", kill_on_drop: false }`
[INFO] [stdout] 0a65a90f2f8d0382acdaeda639541e3c1d725a8e6a349bbf37c22acbff175317
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 98c60234c872b8e92970049021d53287406ac336d5cda70e1eeb3e8d09603a5a
[INFO] running `Command { std: "docker" "start" "-a" "98c60234c872b8e92970049021d53287406ac336d5cda70e1eeb3e8d09603a5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling experiment-cargo-prerelease-semver v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "98c60234c872b8e92970049021d53287406ac336d5cda70e1eeb3e8d09603a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98c60234c872b8e92970049021d53287406ac336d5cda70e1eeb3e8d09603a5a", kill_on_drop: false }`
[INFO] [stdout] 98c60234c872b8e92970049021d53287406ac336d5cda70e1eeb3e8d09603a5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 15c3cb0a3fe15de08c98b5257fbc1380761e816bbeb1a3f1714582b237ecd1c5
[INFO] running `Command { std: "docker" "start" "-a" "15c3cb0a3fe15de08c98b5257fbc1380761e816bbeb1a3f1714582b237ecd1c5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/experiment_cargo_prerelease_semver-4b7bc9ed91c220c1)
[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" "15c3cb0a3fe15de08c98b5257fbc1380761e816bbeb1a3f1714582b237ecd1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15c3cb0a3fe15de08c98b5257fbc1380761e816bbeb1a3f1714582b237ecd1c5", kill_on_drop: false }`
[INFO] [stdout] 15c3cb0a3fe15de08c98b5257fbc1380761e816bbeb1a3f1714582b237ecd1c5