[INFO] fetching crate synctools 0.2.0...
[INFO] testing synctools-0.2.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate synctools 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate synctools 0.2.0 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 synctools 0.2.0
[INFO] finished tweaking crates.io crate synctools 0.2.0
[INFO] tweaked toml for crates.io crate synctools 0.2.0 written to /workspace/builds/worker-14/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 08e45de2a12e2e30a76ececd0224cf98565a5ac2d64dc99994bb0440621a7bf7
[INFO] running `Command { std: "docker" "start" "-a" "08e45de2a12e2e30a76ececd0224cf98565a5ac2d64dc99994bb0440621a7bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08e45de2a12e2e30a76ececd0224cf98565a5ac2d64dc99994bb0440621a7bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e45de2a12e2e30a76ececd0224cf98565a5ac2d64dc99994bb0440621a7bf7", kill_on_drop: false }`
[INFO] [stdout] 08e45de2a12e2e30a76ececd0224cf98565a5ac2d64dc99994bb0440621a7bf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 7dfc3713578d9704d44b29ec1303344656a057591696c3a57621d9bb4840ffc4
[INFO] running `Command { std: "docker" "start" "-a" "7dfc3713578d9704d44b29ec1303344656a057591696c3a57621d9bb4840ffc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling synctools v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "7dfc3713578d9704d44b29ec1303344656a057591696c3a57621d9bb4840ffc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dfc3713578d9704d44b29ec1303344656a057591696c3a57621d9bb4840ffc4", kill_on_drop: false }`
[INFO] [stdout] 7dfc3713578d9704d44b29ec1303344656a057591696c3a57621d9bb4840ffc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 27ddfd36476ccfdd6bba415fd7b6e37084a47682f66c88d309831c8703682e71
[INFO] running `Command { std: "docker" "start" "-a" "27ddfd36476ccfdd6bba415fd7b6e37084a47682f66c88d309831c8703682e71", kill_on_drop: false }`
[INFO] [stderr]    Compiling synctools v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mcs::MCSLock`
[INFO] [stdout]    --> src/lib.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     use mcs::MCSLock;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27ddfd36476ccfdd6bba415fd7b6e37084a47682f66c88d309831c8703682e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ddfd36476ccfdd6bba415fd7b6e37084a47682f66c88d309831c8703682e71", kill_on_drop: false }`
[INFO] [stdout] 27ddfd36476ccfdd6bba415fd7b6e37084a47682f66c88d309831c8703682e71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 5d27bda68366c1865be100d6cf9e7b94841e91ecc5fd4eb58c407dc1c9097139
[INFO] running `Command { std: "docker" "start" "-a" "5d27bda68366c1865be100d6cf9e7b94841e91ecc5fd4eb58c407dc1c9097139", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `mcs::MCSLock`
[INFO] [stdout] running 2 tests
[INFO] [stderr]    --> src/lib.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |     use mcs::MCSLock;
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `synctools` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/synctools-761e20659f7bc31f)
[INFO] [stdout] test tests::test_rwlock ... ok
[INFO] [stdout] test tests::test_mcs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests synctools
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 105) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d27bda68366c1865be100d6cf9e7b94841e91ecc5fd4eb58c407dc1c9097139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d27bda68366c1865be100d6cf9e7b94841e91ecc5fd4eb58c407dc1c9097139", kill_on_drop: false }`
[INFO] [stdout] 5d27bda68366c1865be100d6cf9e7b94841e91ecc5fd4eb58c407dc1c9097139