[INFO] fetching crate zigzag 0.1.0...
[INFO] testing zigzag-0.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate zigzag 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate zigzag 0.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zigzag 0.1.0
[INFO] finished tweaking crates.io crate zigzag 0.1.0
[INFO] tweaked toml for crates.io crate zigzag 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a71f33cab6721d2e081cdbefcfc1d169d85d1dee356fd8838861bc97d9cff2f
[INFO] running `Command { std: "docker" "start" "-a" "0a71f33cab6721d2e081cdbefcfc1d169d85d1dee356fd8838861bc97d9cff2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a71f33cab6721d2e081cdbefcfc1d169d85d1dee356fd8838861bc97d9cff2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a71f33cab6721d2e081cdbefcfc1d169d85d1dee356fd8838861bc97d9cff2f", kill_on_drop: false }`
[INFO] [stdout] 0a71f33cab6721d2e081cdbefcfc1d169d85d1dee356fd8838861bc97d9cff2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d3ddd6b74738c989a813afa2c0485dc030741e24030331fc6d0d65ada7e3844
[INFO] running `Command { std: "docker" "start" "-a" "0d3ddd6b74738c989a813afa2c0485dc030741e24030331fc6d0d65ada7e3844", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling zigzag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "0d3ddd6b74738c989a813afa2c0485dc030741e24030331fc6d0d65ada7e3844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3ddd6b74738c989a813afa2c0485dc030741e24030331fc6d0d65ada7e3844", kill_on_drop: false }`
[INFO] [stdout] 0d3ddd6b74738c989a813afa2c0485dc030741e24030331fc6d0d65ada7e3844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e07c6a275780687b10e25d1f689572ca205f1f2b90f0a197233b50727a18afcc
[INFO] running `Command { std: "docker" "start" "-a" "e07c6a275780687b10e25d1f689572ca205f1f2b90f0a197233b50727a18afcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling zigzag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "e07c6a275780687b10e25d1f689572ca205f1f2b90f0a197233b50727a18afcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07c6a275780687b10e25d1f689572ca205f1f2b90f0a197233b50727a18afcc", kill_on_drop: false }`
[INFO] [stdout] e07c6a275780687b10e25d1f689572ca205f1f2b90f0a197233b50727a18afcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f709b4543ad74c40130bde101e6e2d0d83df096c92ceff3159ac4df1bfecb3ce
[INFO] running `Command { std: "docker" "start" "-a" "f709b4543ad74c40130bde101e6e2d0d83df096c92ceff3159ac4df1bfecb3ce", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zigzag-5de87325438363ae)
[INFO] [stdout] test tests::known_values ... ok
[INFO] [stdout] test tests::all_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zigzag
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f709b4543ad74c40130bde101e6e2d0d83df096c92ceff3159ac4df1bfecb3ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f709b4543ad74c40130bde101e6e2d0d83df096c92ceff3159ac4df1bfecb3ce", kill_on_drop: false }`
[INFO] [stdout] f709b4543ad74c40130bde101e6e2d0d83df096c92ceff3159ac4df1bfecb3ce