[INFO] fetching crate safe_cell 0.1.1...
[INFO] testing safe_cell-0.1.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate safe_cell 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate safe_cell 0.1.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe_cell 0.1.1
[INFO] finished tweaking crates.io crate safe_cell 0.1.1
[INFO] tweaked toml for crates.io crate safe_cell 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c73f5c5cc94069dc2fa4d0a05924b811874ee67f2142d3a2ebfb9a9462a0063
[INFO] running `Command { std: "docker" "start" "-a" "8c73f5c5cc94069dc2fa4d0a05924b811874ee67f2142d3a2ebfb9a9462a0063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c73f5c5cc94069dc2fa4d0a05924b811874ee67f2142d3a2ebfb9a9462a0063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c73f5c5cc94069dc2fa4d0a05924b811874ee67f2142d3a2ebfb9a9462a0063", kill_on_drop: false }`
[INFO] [stdout] 8c73f5c5cc94069dc2fa4d0a05924b811874ee67f2142d3a2ebfb9a9462a0063
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25de542b45597085e4a453a2e38441b08c40fb6b6f8141b01e899cfbbee8aa34
[INFO] running `Command { std: "docker" "start" "-a" "25de542b45597085e4a453a2e38441b08c40fb6b6f8141b01e899cfbbee8aa34", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe_cell v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "25de542b45597085e4a453a2e38441b08c40fb6b6f8141b01e899cfbbee8aa34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25de542b45597085e4a453a2e38441b08c40fb6b6f8141b01e899cfbbee8aa34", kill_on_drop: false }`
[INFO] [stdout] 25de542b45597085e4a453a2e38441b08c40fb6b6f8141b01e899cfbbee8aa34
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 639ae06d5106254f88ab44b9eb600ff1fb33130cb284771b59e8a6f71ffe3558
[INFO] running `Command { std: "docker" "start" "-a" "639ae06d5106254f88ab44b9eb600ff1fb33130cb284771b59e8a6f71ffe3558", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe_cell v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "639ae06d5106254f88ab44b9eb600ff1fb33130cb284771b59e8a6f71ffe3558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "639ae06d5106254f88ab44b9eb600ff1fb33130cb284771b59e8a6f71ffe3558", kill_on_drop: false }`
[INFO] [stdout] 639ae06d5106254f88ab44b9eb600ff1fb33130cb284771b59e8a6f71ffe3558
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a57f95b0f8e176bd49e769182a0ac36a8e7a8452fda457ca794830911e4e0d7
[INFO] running `Command { std: "docker" "start" "-a" "5a57f95b0f8e176bd49e769182a0ac36a8e7a8452fda457ca794830911e4e0d7", 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/safe_cell-89921549f1d8643f)
[INFO] [stdout] test tests::basic ... ok
[INFO] [stderr]    Doc-tests safe_cell
[INFO] [stdout] test tests::share ... 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] [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" "5a57f95b0f8e176bd49e769182a0ac36a8e7a8452fda457ca794830911e4e0d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a57f95b0f8e176bd49e769182a0ac36a8e7a8452fda457ca794830911e4e0d7", kill_on_drop: false }`
[INFO] [stdout] 5a57f95b0f8e176bd49e769182a0ac36a8e7a8452fda457ca794830911e4e0d7