[INFO] fetching crate next_semver 1.0.0...
[INFO] checking next_semver-1.0.0 against master#91c0823ee63e793d990bb9fed898dc95b5d6db51 for pr-125384-2
[INFO] extracting crate next_semver 1.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate next_semver 1.0.0 on toolchain 91c0823ee63e793d990bb9fed898dc95b5d6db51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate next_semver 1.0.0
[INFO] finished tweaking crates.io crate next_semver 1.0.0
[INFO] tweaked toml for crates.io crate next_semver 1.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate next_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" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yansi v0.5.0
[INFO] [stderr]   Downloaded serde_derive v1.0.136
[INFO] [stderr]   Downloaded ubyte v0.10.1
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[INFO] [stderr]   Downloaded try-lock v0.2.3
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[INFO] [stderr]   Downloaded async-trait v0.1.52
[INFO] [stderr]   Downloaded binascii v0.1.4
[INFO] [stderr]   Downloaded atomic v0.5.1
[INFO] [stderr]   Downloaded jemalloc-sys v0.3.2
[INFO] [stderr]   Downloaded encoding_rs v0.8.30
[INFO] [stderr]   Downloaded toml v0.5.8
[INFO] [stderr]   Downloaded figment v0.10.6
[INFO] [stderr]   Downloaded futures-executor v0.3.19
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[INFO] [stderr]   Downloaded rocket_codegen v0.5.0-rc.1
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[INFO] [stderr]   Downloaded lock_api v0.4.5
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[INFO] [stderr]   Downloaded inlinable_string v0.1.15
[INFO] [stderr]   Downloaded proc-macro2-diagnostics v0.9.1
[INFO] [stderr]   Downloaded pear_codegen v0.2.3
[INFO] [stderr]   Downloaded pear v0.2.3
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.6
[INFO] [stderr]   Downloaded ref-cast v1.0.6
[INFO] [stderr]   Downloaded stable-pattern v0.1.0
[INFO] [stderr]   Downloaded uncased v0.9.6
[INFO] [stderr]   Downloaded rocket_http v0.5.0-rc.1
[INFO] [stderr]   Downloaded rustversion v1.0.6
[INFO] [stderr]   Downloaded generator v0.7.0
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[INFO] [stderr]   Downloaded tracing v0.1.29
[INFO] [stderr]   Downloaded tracing-core v0.1.21
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.7
[INFO] [stderr]   Downloaded state v0.5.2
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[INFO] [stderr]   Downloaded once_cell v1.9.0
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[INFO] [stderr]   Downloaded serde v1.0.136
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61d3e44a2e640d0560d27c5a801e455ae85e1f9678706807e8ec306dce2d80ae
[INFO] running `Command { std: "docker" "start" "-a" "61d3e44a2e640d0560d27c5a801e455ae85e1f9678706807e8ec306dce2d80ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61d3e44a2e640d0560d27c5a801e455ae85e1f9678706807e8ec306dce2d80ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d3e44a2e640d0560d27c5a801e455ae85e1f9678706807e8ec306dce2d80ae", kill_on_drop: false }`
[INFO] [stdout] 61d3e44a2e640d0560d27c5a801e455ae85e1f9678706807e8ec306dce2d80ae
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28ea0a8bc05245827ffa089c41a425b0f5892aabaff362e61de896a00d73f904
[INFO] running `Command { std: "docker" "start" "-a" "28ea0a8bc05245827ffa089c41a425b0f5892aabaff362e61de896a00d73f904", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]     Checking next_semver v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "28ea0a8bc05245827ffa089c41a425b0f5892aabaff362e61de896a00d73f904", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ea0a8bc05245827ffa089c41a425b0f5892aabaff362e61de896a00d73f904", kill_on_drop: false }`
[INFO] [stdout] 28ea0a8bc05245827ffa089c41a425b0f5892aabaff362e61de896a00d73f904