[INFO] cloning repository https://github.com/sysrqmagician/markovgen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sysrqmagician/markovgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsysrqmagician%2Fmarkovgen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsysrqmagician%2Fmarkovgen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42f6c1a6a077c1d0d7f304414123d19594250b95
[INFO] checking sysrqmagician/markovgen against master#d8810e3e2dab96778d20dd6d746ff95465515509 for pr-137033
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsysrqmagician%2Fmarkovgen" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sysrqmagician/markovgen on toolchain d8810e3e2dab96778d20dd6d746ff95465515509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sysrqmagician/markovgen
[INFO] finished tweaking git repo https://github.com/sysrqmagician/markovgen
[INFO] tweaked toml for git repo https://github.com/sysrqmagician/markovgen written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sysrqmagician/markovgen 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" "+d8810e3e2dab96778d20dd6d746ff95465515509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded symsrv v0.2.0
[INFO] [stderr]   Downloaded inferno v0.11.19
[INFO] [stderr]   Downloaded concolor-control v0.0.7
[INFO] [stderr]   Downloaded clap-cargo v0.12.0
[INFO] [stderr]   Downloaded crates-index v0.19.13
[INFO] [stderr]   Downloaded blondie v0.4.2
[INFO] [stderr]   Downloaded cargo-edit v0.12.2
[INFO] [stderr]   Downloaded binary-merge v0.1.2
[INFO] [stderr]   Downloaded pdb-addr2line v0.10.4
[INFO] [stderr]   Downloaded concolor-query v0.0.4
[INFO] [stderr]   Downloaded pdb v0.8.0
[INFO] [stderr]   Downloaded inplace-vec-builder v0.1.1
[INFO] [stderr]   Downloaded range-collections v0.2.4
[INFO] [stderr]   Downloaded flamegraph v0.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f14e0fc9537b6bf1d9dd8616a841e7f38a6ff3dcb48a0210b8723b0c1d9ef708
[INFO] running `Command { std: "docker" "start" "-a" "f14e0fc9537b6bf1d9dd8616a841e7f38a6ff3dcb48a0210b8723b0c1d9ef708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f14e0fc9537b6bf1d9dd8616a841e7f38a6ff3dcb48a0210b8723b0c1d9ef708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14e0fc9537b6bf1d9dd8616a841e7f38a6ff3dcb48a0210b8723b0c1d9ef708", kill_on_drop: false }`
[INFO] [stdout] f14e0fc9537b6bf1d9dd8616a841e7f38a6ff3dcb48a0210b8723b0c1d9ef708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d234a8e6488775dec2d96307eefd4ab7f4e364e3d5fd71c8341a1aa87622899a
[INFO] running `Command { std: "docker" "start" "-a" "d234a8e6488775dec2d96307eefd4ab7f4e364e3d5fd71c8341a1aa87622899a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
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[INFO] [stderr]    Compiling unicode-ident v1.0.12
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[INFO] [stderr]     Checking linux-raw-sys v0.4.14
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[INFO] [stderr]    Compiling serde_derive v1.0.202
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[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking markovgen v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cargo_metadata v0.15.4
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking cargo_metadata v0.18.1
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[INFO] [stderr]     Checking cargo-edit v0.12.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "d234a8e6488775dec2d96307eefd4ab7f4e364e3d5fd71c8341a1aa87622899a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d234a8e6488775dec2d96307eefd4ab7f4e364e3d5fd71c8341a1aa87622899a", kill_on_drop: false }`
[INFO] [stdout] d234a8e6488775dec2d96307eefd4ab7f4e364e3d5fd71c8341a1aa87622899a