[INFO] fetching crate sync_cow 0.1.1...
[INFO] testing sync_cow-0.1.1 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate sync_cow 0.1.1 into /workspace/builds/worker-3-tc1/source
[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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sync_cow 0.1.1 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7a702ce6f8d4e8d225d90209d2b0128d374eb90ad51bf01c8f2e07f7b7966e9
[INFO] running `Command { std: "docker" "start" "-a" "b7a702ce6f8d4e8d225d90209d2b0128d374eb90ad51bf01c8f2e07f7b7966e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7a702ce6f8d4e8d225d90209d2b0128d374eb90ad51bf01c8f2e07f7b7966e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7a702ce6f8d4e8d225d90209d2b0128d374eb90ad51bf01c8f2e07f7b7966e9", kill_on_drop: false }`
[INFO] [stdout] b7a702ce6f8d4e8d225d90209d2b0128d374eb90ad51bf01c8f2e07f7b7966e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 448f784f8d6b8e91b817cfb6d072ea7a786c2f5c7760dc14ece53180a7c75872
[INFO] running `Command { std: "docker" "start" "-a" "448f784f8d6b8e91b817cfb6d072ea7a786c2f5c7760dc14ece53180a7c75872", 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 0.14s
[INFO] running `Command { std: "docker" "inspect" "448f784f8d6b8e91b817cfb6d072ea7a786c2f5c7760dc14ece53180a7c75872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448f784f8d6b8e91b817cfb6d072ea7a786c2f5c7760dc14ece53180a7c75872", kill_on_drop: false }`
[INFO] [stdout] 448f784f8d6b8e91b817cfb6d072ea7a786c2f5c7760dc14ece53180a7c75872
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f3d901559822626fc22b6db5827badce777e04ab35d0717778b77a8c78532e8
[INFO] running `Command { std: "docker" "start" "-a" "3f3d901559822626fc22b6db5827badce777e04ab35d0717778b77a8c78532e8", 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 1.10s
[INFO] running `Command { std: "docker" "inspect" "3f3d901559822626fc22b6db5827badce777e04ab35d0717778b77a8c78532e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f3d901559822626fc22b6db5827badce777e04ab35d0717778b77a8c78532e8", kill_on_drop: false }`
[INFO] [stdout] 3f3d901559822626fc22b6db5827badce777e04ab35d0717778b77a8c78532e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 706b4e6d7f8374793a25a64e6bd6f6516b0d585dcd294522211307008720ca5d
[INFO] running `Command { std: "docker" "start" "-a" "706b4e6d7f8374793a25a64e6bd6f6516b0d585dcd294522211307008720ca5d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sync_cow-4563dd7e91f39233)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests sync_cow
[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 1.98s
[INFO] [stdout] 
[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 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "706b4e6d7f8374793a25a64e6bd6f6516b0d585dcd294522211307008720ca5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706b4e6d7f8374793a25a64e6bd6f6516b0d585dcd294522211307008720ca5d", kill_on_drop: false }`
[INFO] [stdout] 706b4e6d7f8374793a25a64e6bd6f6516b0d585dcd294522211307008720ca5d