[INFO] crate len-trait 0.6.1 is already in cache
[INFO] testing len-trait-0.6.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate len-trait 0.6.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate len-trait 0.6.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate len-trait 0.6.1
[INFO] finished tweaking crates.io crate len-trait 0.6.1
[INFO] tweaked toml for crates.io crate len-trait 0.6.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bbddfda7c326ae4beb3e6feeb729d1faecb1a0de70bd647423ec770499f4f65
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9bbddfda7c326ae4beb3e6feeb729d1faecb1a0de70bd647423ec770499f4f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bbddfda7c326ae4beb3e6feeb729d1faecb1a0de70bd647423ec770499f4f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bbddfda7c326ae4beb3e6feeb729d1faecb1a0de70bd647423ec770499f4f65", kill_on_drop: false }`
[INFO] [stdout] 9bbddfda7c326ae4beb3e6feeb729d1faecb1a0de70bd647423ec770499f4f65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e101ae37ed96a1b38aa28ce9f36b67f7bf8e0cad33d460c81dafa47a5f7a6fb8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e101ae37ed96a1b38aa28ce9f36b67f7bf8e0cad33d460c81dafa47a5f7a6fb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling len-trait v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "e101ae37ed96a1b38aa28ce9f36b67f7bf8e0cad33d460c81dafa47a5f7a6fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e101ae37ed96a1b38aa28ce9f36b67f7bf8e0cad33d460c81dafa47a5f7a6fb8", kill_on_drop: false }`
[INFO] [stdout] e101ae37ed96a1b38aa28ce9f36b67f7bf8e0cad33d460c81dafa47a5f7a6fb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93e6192b9557dda440fa329e9690e573d97edb7fd84def82122dedcf02b945c5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "93e6192b9557dda440fa329e9690e573d97edb7fd84def82122dedcf02b945c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling len-trait v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "93e6192b9557dda440fa329e9690e573d97edb7fd84def82122dedcf02b945c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e6192b9557dda440fa329e9690e573d97edb7fd84def82122dedcf02b945c5", kill_on_drop: false }`
[INFO] [stdout] 93e6192b9557dda440fa329e9690e573d97edb7fd84def82122dedcf02b945c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 628bc4abb52752ee5605d572dcf809f19f153bf8a05f724a4709a84fb9308a4f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "628bc4abb52752ee5605d572dcf809f19f153bf8a05f724a4709a84fb9308a4f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/len_trait-434aeedb1e9039cb
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests len-trait
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/capacity.rs - capacity::CapacityMut::reserve (line 93) ... ok
[INFO] [stdout] test src/len.rs - len::Len::len (line 40) ... ok
[INFO] [stdout] test src/len.rs - len::LenMut::split_off (line 127) ... ok
[INFO] [stdout] test src/capacity.rs - capacity::WithCapacity::with_capacity (line 57) ... ok
[INFO] [stdout] test src/len.rs - len::Empty::is_empty (line 11) ... ok
[INFO] [stdout] test src/capacity.rs - capacity::Capacity::capacity (line 19) ... ok
[INFO] [stdout] test src/len.rs - len::LenMut::truncate (line 101) ... ok
[INFO] [stdout] test src/capacity.rs - capacity::CapacityMut::shrink_to_fit (line 150) ... ok
[INFO] [stdout] test src/len.rs - len::Clear::clear (line 64) ... ok
[INFO] [stdout] test src/capacity.rs - capacity::CapacityMut::reserve_exact (line 113) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "628bc4abb52752ee5605d572dcf809f19f153bf8a05f724a4709a84fb9308a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "628bc4abb52752ee5605d572dcf809f19f153bf8a05f724a4709a84fb9308a4f", kill_on_drop: false }`
[INFO] [stdout] 628bc4abb52752ee5605d572dcf809f19f153bf8a05f724a4709a84fb9308a4f