[INFO] fetching crate zero 0.1.2...
[INFO] testing zero-0.1.2 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate zero 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate zero 0.1.2 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zero 0.1.2
[INFO] finished tweaking crates.io crate zero 0.1.2
[INFO] tweaked toml for crates.io crate zero 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 030e4cb0dadbad411c513fe43fc7e01f496bf7d96b4882361d78f066f268ece7
[INFO] running `Command { std: "docker" "start" "-a" "030e4cb0dadbad411c513fe43fc7e01f496bf7d96b4882361d78f066f268ece7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "030e4cb0dadbad411c513fe43fc7e01f496bf7d96b4882361d78f066f268ece7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030e4cb0dadbad411c513fe43fc7e01f496bf7d96b4882361d78f066f268ece7", kill_on_drop: false }`
[INFO] [stdout] 030e4cb0dadbad411c513fe43fc7e01f496bf7d96b4882361d78f066f268ece7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e1f4b9e12f9937cabea91fe3bea777ecf21e06547b3b1eca80566af1ee20f7e
[INFO] running `Command { std: "docker" "start" "-a" "5e1f4b9e12f9937cabea91fe3bea777ecf21e06547b3b1eca80566af1ee20f7e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling zero v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "5e1f4b9e12f9937cabea91fe3bea777ecf21e06547b3b1eca80566af1ee20f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e1f4b9e12f9937cabea91fe3bea777ecf21e06547b3b1eca80566af1ee20f7e", kill_on_drop: false }`
[INFO] [stdout] 5e1f4b9e12f9937cabea91fe3bea777ecf21e06547b3b1eca80566af1ee20f7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 095805a70af872798d80387c8d346869f91d882191b7625a22b250b1f6f6b003
[INFO] running `Command { std: "docker" "start" "-a" "095805a70af872798d80387c8d346869f91d882191b7625a22b250b1f6f6b003", kill_on_drop: false }`
[INFO] [stderr]    Compiling zero v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "095805a70af872798d80387c8d346869f91d882191b7625a22b250b1f6f6b003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "095805a70af872798d80387c8d346869f91d882191b7625a22b250b1f6f6b003", kill_on_drop: false }`
[INFO] [stdout] 095805a70af872798d80387c8d346869f91d882191b7625a22b250b1f6f6b003
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d19dea81474856bed5d2f93b377091257aa100e935d76da4ff06fe2bae307c7
[INFO] running `Command { std: "docker" "start" "-a" "2d19dea81474856bed5d2f93b377091257aa100e935d76da4ff06fe2bae307c7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zero-d12a81ae3d86f05b)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::test_read_array ... ok
[INFO] [stdout] test test::test_read ... ok
[INFO] [stdout] test test::test_good_strs ... ok
[INFO] [stdout] test test::test_good_strs_to_null ... ok
[INFO] [stdout] test test::test_no_null ... ok
[INFO] [stdout] test test::test_no_null2 ... ok
[INFO] [stdout] test test::test_too_small ... ok
[INFO] [stdout] test test::test_too_small2 ... ok
[INFO] [stdout] test test::test_no_null_to_null ... ok
[INFO] [stdout] test test::test_not_unicode ... ok
[INFO] [stdout] test test::test_array_zero_sized ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zero
[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" "2d19dea81474856bed5d2f93b377091257aa100e935d76da4ff06fe2bae307c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d19dea81474856bed5d2f93b377091257aa100e935d76da4ff06fe2bae307c7", kill_on_drop: false }`
[INFO] [stdout] 2d19dea81474856bed5d2f93b377091257aa100e935d76da4ff06fe2bae307c7