[INFO] fetching crate range-mutex 0.1.6...
[INFO] testing range-mutex-0.1.6 against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] extracting crate range-mutex 0.1.6 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate range-mutex 0.1.6
[INFO] finished tweaking crates.io crate range-mutex 0.1.6
[INFO] tweaked toml for crates.io crate range-mutex 0.1.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate range-mutex 0.1.6 on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to write /workspace/builds/worker-1-tc2/source/Cargo.lock
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] testing range-mutex-0.1.6 against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] extracting crate range-mutex 0.1.6 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate range-mutex 0.1.6
[INFO] finished tweaking crates.io crate range-mutex 0.1.6
[INFO] tweaked toml for crates.io crate range-mutex 0.1.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate range-mutex 0.1.6 on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 44 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.11.0 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 437060685cda430cb72aa4a859103bafa7dae19ef4020b336c20796448dc1c58
[INFO] running `Command { std: "docker" "start" "-a" "437060685cda430cb72aa4a859103bafa7dae19ef4020b336c20796448dc1c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "437060685cda430cb72aa4a859103bafa7dae19ef4020b336c20796448dc1c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "437060685cda430cb72aa4a859103bafa7dae19ef4020b336c20796448dc1c58", kill_on_drop: false }`
[INFO] [stdout] 437060685cda430cb72aa4a859103bafa7dae19ef4020b336c20796448dc1c58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02cea6f5e5c21a80129e583fb889a349c52dc150c869fcfa88e9ab3109cc17a2
[INFO] running `Command { std: "docker" "start" "-a" "02cea6f5e5c21a80129e583fb889a349c52dc150c869fcfa88e9ab3109cc17a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling range-mutex v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "02cea6f5e5c21a80129e583fb889a349c52dc150c869fcfa88e9ab3109cc17a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02cea6f5e5c21a80129e583fb889a349c52dc150c869fcfa88e9ab3109cc17a2", kill_on_drop: false }`
[INFO] [stdout] 02cea6f5e5c21a80129e583fb889a349c52dc150c869fcfa88e9ab3109cc17a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0549ee3634d367fd65f77e5e9ae8b64eaab7d05e21c6c9f62e5342aa57cfa6a4
[INFO] running `Command { std: "docker" "start" "-a" "0549ee3634d367fd65f77e5e9ae8b64eaab7d05e21c6c9f62e5342aa57cfa6a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling range-mutex v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.57s
[INFO] running `Command { std: "docker" "inspect" "0549ee3634d367fd65f77e5e9ae8b64eaab7d05e21c6c9f62e5342aa57cfa6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0549ee3634d367fd65f77e5e9ae8b64eaab7d05e21c6c9f62e5342aa57cfa6a4", kill_on_drop: false }`
[INFO] [stdout] 0549ee3634d367fd65f77e5e9ae8b64eaab7d05e21c6c9f62e5342aa57cfa6a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3fa70eb056967704e18de2babce09b891685359d50b35e1806039e7fe9bad261
[INFO] running `Command { std: "docker" "start" "-a" "3fa70eb056967704e18de2babce09b891685359d50b35e1806039e7fe9bad261", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/range_mutex-d1f2b9102d8223f5)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::as_ref ... ok
[INFO] [stdout] test tests::async_zero_length ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::into_inner_coverage ... ok
[INFO] [stdout] test tests::leak ... ok
[INFO] [stdout] test tests::overlapping_with_sleep ... ignored, takes up to 40 seconds
[INFO] [stdout] test tests::slice ... ok
[INFO] [stdout] test tests::split ... ok
[INFO] [stdout] test tests::async_lock ... ok
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::zero_length ... ok
[INFO] [stdout] test tests::disjoint_time_overlapping_ranges ... ok
[INFO] [stdout] test tests::basic_park ... ok
[INFO] [stdout] test tests::out_of_range_1 - should panic ... ok
[INFO] [stdout] test tests::out_of_range_2 - should panic ... ok
[INFO] [stdout] test tests::ridiculous_range_2 - should panic ... ok
[INFO] [stdout] test tests::ridiculous_range_1 - should panic ... ok
[INFO] [stderr]    Doc-tests range_mutex
[INFO] [stdout] test tests::overlapping ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 2.82s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - RangeMutex<T,B>::lock (line 377) ... ignored
[INFO] [stdout] test src/tests.rs - tests::AssertVarianceIsCorrect (line 298) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - RangeMutex (line 236) ... ok
[INFO] [stdout] test src/lib.rs - RangeMutex<T,B>::lock (line 395) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3fa70eb056967704e18de2babce09b891685359d50b35e1806039e7fe9bad261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fa70eb056967704e18de2babce09b891685359d50b35e1806039e7fe9bad261", kill_on_drop: false }`
[INFO] [stdout] 3fa70eb056967704e18de2babce09b891685359d50b35e1806039e7fe9bad261