[INFO] fetching crate poly-mesher 0.1.0...
[INFO] fixing poly-mesher-0.1.0 against master#09a371361240e42b0d69438fd1179efcf212e576+cargoflags=-Zfix-edition=start=2015 for pr-157817
[INFO] extracting crate poly-mesher 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate poly-mesher 0.1.0
[INFO] finished tweaking crates.io crate poly-mesher 0.1.0
[INFO] tweaked toml for crates.io crate poly-mesher 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate poly-mesher 0.1.0 on toolchain 09a371361240e42b0d69438fd1179efcf212e576
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "generate-lockfile" "--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]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding plotpy v0.6.3 (available: v1.23.0)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded voronator v0.2.1
[INFO] [stderr]   Downloaded maybe_parallel_iterator v0.12.0
[INFO] [stderr]   Downloaded plotpy v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f402632aa07644f992084c8fdf9491f6005dcddca744eb3bf2d8c841ff46ab13
[INFO] running `Command { std: "docker" "start" "f402632aa07644f992084c8fdf9491f6005dcddca744eb3bf2d8c841ff46ab13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f402632aa07644f992084c8fdf9491f6005dcddca744eb3bf2d8c841ff46ab13" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f402632aa07644f992084c8fdf9491f6005dcddca744eb3bf2d8c841ff46ab13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f402632aa07644f992084c8fdf9491f6005dcddca744eb3bf2d8c841ff46ab13" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Skipping not all packages are at edition 2015
[INFO] running `Command { std: "docker" "inspect" "f402632aa07644f992084c8fdf9491f6005dcddca744eb3bf2d8c841ff46ab13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f402632aa07644f992084c8fdf9491f6005dcddca744eb3bf2d8c841ff46ab13", kill_on_drop: false }`
[INFO] [stdout] f402632aa07644f992084c8fdf9491f6005dcddca744eb3bf2d8c841ff46ab13