[INFO] fetching crate sync_cow 0.1.1...
[INFO] testing sync_cow-0.1.1 against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530
[INFO] extracting crate sync_cow 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate sync_cow 0.1.1 on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sync_cow 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sync_cow 0.1.1
[INFO] tweaked toml for crates.io crate sync_cow 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate sync_cow 0.1.1 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" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89758a279b306b169e607322798c50732f36af586e8b6667dc9aa9ee5e2dee92
[INFO] running `Command { std: "docker" "start" "-a" "89758a279b306b169e607322798c50732f36af586e8b6667dc9aa9ee5e2dee92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89758a279b306b169e607322798c50732f36af586e8b6667dc9aa9ee5e2dee92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89758a279b306b169e607322798c50732f36af586e8b6667dc9aa9ee5e2dee92", kill_on_drop: false }`
[INFO] [stdout] 89758a279b306b169e607322798c50732f36af586e8b6667dc9aa9ee5e2dee92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ef69094a13430d54f5161e15cf5933e70ab35f30c240571352c678fe24e473e
[INFO] running `Command { std: "docker" "start" "-a" "3ef69094a13430d54f5161e15cf5933e70ab35f30c240571352c678fe24e473e", kill_on_drop: false }`
[INFO] [stderr]    Compiling sync_cow v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "3ef69094a13430d54f5161e15cf5933e70ab35f30c240571352c678fe24e473e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef69094a13430d54f5161e15cf5933e70ab35f30c240571352c678fe24e473e", kill_on_drop: false }`
[INFO] [stdout] 3ef69094a13430d54f5161e15cf5933e70ab35f30c240571352c678fe24e473e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fd9b05c9246bfaf17c816d497bbb81487cade0b87661d2f181c7d5af43222ef
[INFO] running `Command { std: "docker" "start" "-a" "3fd9b05c9246bfaf17c816d497bbb81487cade0b87661d2f181c7d5af43222ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling sync_cow v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "3fd9b05c9246bfaf17c816d497bbb81487cade0b87661d2f181c7d5af43222ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd9b05c9246bfaf17c816d497bbb81487cade0b87661d2f181c7d5af43222ef", kill_on_drop: false }`
[INFO] [stdout] 3fd9b05c9246bfaf17c816d497bbb81487cade0b87661d2f181c7d5af43222ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 123ce22bd9b0de1ed64908213a57c5ebabd2755db6967cd125d0a2e4a28bcd1e
[INFO] running `Command { std: "docker" "start" "-a" "123ce22bd9b0de1ed64908213a57c5ebabd2755db6967cd125d0a2e4a28bcd1e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sync_cow-912950d581c66bed)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::cow_faster_than_rwlock_nosleep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.96s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sync_cow
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - SyncCow<T>::edit (line 50) ... ok
[INFO] [stdout] test src/lib.rs - SyncCow<T>::read (line 104) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "123ce22bd9b0de1ed64908213a57c5ebabd2755db6967cd125d0a2e4a28bcd1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "123ce22bd9b0de1ed64908213a57c5ebabd2755db6967cd125d0a2e4a28bcd1e", kill_on_drop: false }`
[INFO] [stdout] 123ce22bd9b0de1ed64908213a57c5ebabd2755db6967cd125d0a2e4a28bcd1e