[INFO] cloning repository https://github.com/user6174/shadowbuilder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/user6174/shadowbuilder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuser6174%2Fshadowbuilder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuser6174%2Fshadowbuilder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52c239dc4ab3ce12edeebf0b40a2a097ff02234b
[INFO] checking user6174/shadowbuilder against try#3248bace201b6227b0ff78eacc8b00d805551a86 for pr-153513
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuser6174%2Fshadowbuilder" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/user6174/shadowbuilder
[INFO] finished tweaking git repo https://github.com/user6174/shadowbuilder
[INFO] tweaked toml for git repo https://github.com/user6174/shadowbuilder written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/user6174/shadowbuilder on toolchain 3248bace201b6227b0ff78eacc8b00d805551a86
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/user6174/shadowbuilder 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" "+3248bace201b6227b0ff78eacc8b00d805551a86" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db4257d1a13fa8fe54357c5871be642cf3fe91a61e7b8bd24a83190a94cbbfcd
[INFO] running `Command { std: "docker" "start" "-a" "db4257d1a13fa8fe54357c5871be642cf3fe91a61e7b8bd24a83190a94cbbfcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db4257d1a13fa8fe54357c5871be642cf3fe91a61e7b8bd24a83190a94cbbfcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4257d1a13fa8fe54357c5871be642cf3fe91a61e7b8bd24a83190a94cbbfcd", kill_on_drop: false }`
[INFO] [stdout] db4257d1a13fa8fe54357c5871be642cf3fe91a61e7b8bd24a83190a94cbbfcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 386e7f21166684a6b86540ba20a76649031eea107e1a435416363c8879da2083
[INFO] running `Command { std: "docker" "start" "-a" "386e7f21166684a6b86540ba20a76649031eea107e1a435416363c8879da2083", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking shadowgen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.16s
[INFO] running `Command { std: "docker" "inspect" "386e7f21166684a6b86540ba20a76649031eea107e1a435416363c8879da2083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "386e7f21166684a6b86540ba20a76649031eea107e1a435416363c8879da2083", kill_on_drop: false }`
[INFO] [stdout] 386e7f21166684a6b86540ba20a76649031eea107e1a435416363c8879da2083