[INFO] fetching crate tempo_tapper 0.5.5...
[INFO] building tempo_tapper-0.5.5 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate tempo_tapper 0.5.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tempo_tapper 0.5.5
[INFO] finished tweaking crates.io crate tempo_tapper 0.5.5
[INFO] tweaked toml for crates.io crate tempo_tapper 0.5.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tempo_tapper 0.5.5 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tempo_tapper 0.5.5 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8efa501137c9a2f3399dbf82871b9bb483db0eae6ba565e56bf5d09f8924d8d4
[INFO] running `Command { std: "docker" "start" "-a" "8efa501137c9a2f3399dbf82871b9bb483db0eae6ba565e56bf5d09f8924d8d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8efa501137c9a2f3399dbf82871b9bb483db0eae6ba565e56bf5d09f8924d8d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8efa501137c9a2f3399dbf82871b9bb483db0eae6ba565e56bf5d09f8924d8d4", kill_on_drop: false }`
[INFO] [stdout] 8efa501137c9a2f3399dbf82871b9bb483db0eae6ba565e56bf5d09f8924d8d4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5247c84c7141edca6e5d1d3210aea36871e1f54596744ef606d1da54e2e8ce7
[INFO] running `Command { std: "docker" "start" "-a" "c5247c84c7141edca6e5d1d3210aea36871e1f54596744ef606d1da54e2e8ce7", kill_on_drop: false }`
[INFO] [stderr]    Compiling tempo_tapper v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "c5247c84c7141edca6e5d1d3210aea36871e1f54596744ef606d1da54e2e8ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5247c84c7141edca6e5d1d3210aea36871e1f54596744ef606d1da54e2e8ce7", kill_on_drop: false }`
[INFO] [stdout] c5247c84c7141edca6e5d1d3210aea36871e1f54596744ef606d1da54e2e8ce7
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c75651b88607d4d6e7d3806ed91d5e945ea7c76e7e0d282c12d11f3a3b3f040f
[INFO] running `Command { std: "docker" "start" "-a" "c75651b88607d4d6e7d3806ed91d5e945ea7c76e7e0d282c12d11f3a3b3f040f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tempo_tapper v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "c75651b88607d4d6e7d3806ed91d5e945ea7c76e7e0d282c12d11f3a3b3f040f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c75651b88607d4d6e7d3806ed91d5e945ea7c76e7e0d282c12d11f3a3b3f040f", kill_on_drop: false }`
[INFO] [stdout] c75651b88607d4d6e7d3806ed91d5e945ea7c76e7e0d282c12d11f3a3b3f040f