[INFO] fetching crate vec_mut_scan 0.3.0...
[INFO] testing vec_mut_scan-0.3.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate vec_mut_scan 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate vec_mut_scan 0.3.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vec_mut_scan 0.3.0
[INFO] finished tweaking crates.io crate vec_mut_scan 0.3.0
[INFO] tweaked toml for crates.io crate vec_mut_scan 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 43e7b27b7a997bebbd235299545af30f6f678ae4fde6b5b75383d907442fd0a5
[INFO] running `Command { std: "docker" "start" "-a" "43e7b27b7a997bebbd235299545af30f6f678ae4fde6b5b75383d907442fd0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43e7b27b7a997bebbd235299545af30f6f678ae4fde6b5b75383d907442fd0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43e7b27b7a997bebbd235299545af30f6f678ae4fde6b5b75383d907442fd0a5", kill_on_drop: false }`
[INFO] [stdout] 43e7b27b7a997bebbd235299545af30f6f678ae4fde6b5b75383d907442fd0a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d7e0f8b8bb64bfe60c743bb1f7ba45272db0cdad2fb8b0ce122508a72b7d0a4
[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" "6d7e0f8b8bb64bfe60c743bb1f7ba45272db0cdad2fb8b0ce122508a72b7d0a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec_mut_scan v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "6d7e0f8b8bb64bfe60c743bb1f7ba45272db0cdad2fb8b0ce122508a72b7d0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d7e0f8b8bb64bfe60c743bb1f7ba45272db0cdad2fb8b0ce122508a72b7d0a4", kill_on_drop: false }`
[INFO] [stdout] 6d7e0f8b8bb64bfe60c743bb1f7ba45272db0cdad2fb8b0ce122508a72b7d0a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6942d30ae75a62557067f9b838668393106824fa80f528d2a76756e039ed69d
[INFO] running `Command { std: "docker" "start" "-a" "a6942d30ae75a62557067f9b838668393106824fa80f528d2a76756e039ed69d", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec_mut_scan v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "a6942d30ae75a62557067f9b838668393106824fa80f528d2a76756e039ed69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6942d30ae75a62557067f9b838668393106824fa80f528d2a76756e039ed69d", kill_on_drop: false }`
[INFO] [stdout] a6942d30ae75a62557067f9b838668393106824fa80f528d2a76756e039ed69d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1dcee45c0bc2d4077887a20f31fb020db84cccd2d39fbb90d36df595f4366d0b
[INFO] running `Command { std: "docker" "start" "-a" "1dcee45c0bc2d4077887a20f31fb020db84cccd2d39fbb90d36df595f4366d0b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vec_mut_scan-d2a2ffd1da2baca2
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vec_mut_scan
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::check_item_drops ... ok
[INFO] [stdout] test tests::check_slices ... ok
[INFO] [stdout] test tests::check_slices_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "1dcee45c0bc2d4077887a20f31fb020db84cccd2d39fbb90d36df595f4366d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dcee45c0bc2d4077887a20f31fb020db84cccd2d39fbb90d36df595f4366d0b", kill_on_drop: false }`
[INFO] [stdout] 1dcee45c0bc2d4077887a20f31fb020db84cccd2d39fbb90d36df595f4366d0b