[INFO] fetching crate introsort 0.6.0...
[INFO] testing introsort-0.6.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate introsort 0.6.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate introsort 0.6.0 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 introsort 0.6.0
[INFO] finished tweaking crates.io crate introsort 0.6.0
[INFO] tweaked toml for crates.io crate introsort 0.6.0 written to /workspace/builds/worker-7/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f9e66c67485bc30fe3b63d75702376fa32133613c7f9176a9b8f3ebc58e1f95
[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" "8f9e66c67485bc30fe3b63d75702376fa32133613c7f9176a9b8f3ebc58e1f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f9e66c67485bc30fe3b63d75702376fa32133613c7f9176a9b8f3ebc58e1f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9e66c67485bc30fe3b63d75702376fa32133613c7f9176a9b8f3ebc58e1f95", kill_on_drop: false }`
[INFO] [stdout] 8f9e66c67485bc30fe3b63d75702376fa32133613c7f9176a9b8f3ebc58e1f95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fac0ae0b712cb3bdd85235fad8963bdba05a0e4a5567fb95e3478d1ffb11183e
[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" "fac0ae0b712cb3bdd85235fad8963bdba05a0e4a5567fb95e3478d1ffb11183e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling void v0.0.5
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling unreachable v0.0.2
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling introsort v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.13s
[INFO] running `Command { std: "docker" "inspect" "fac0ae0b712cb3bdd85235fad8963bdba05a0e4a5567fb95e3478d1ffb11183e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac0ae0b712cb3bdd85235fad8963bdba05a0e4a5567fb95e3478d1ffb11183e", kill_on_drop: false }`
[INFO] [stdout] fac0ae0b712cb3bdd85235fad8963bdba05a0e4a5567fb95e3478d1ffb11183e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88634bcdf497d76cc4bea756ded4610e05bea1d4d1919853b1eb714429241c92
[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" "88634bcdf497d76cc4bea756ded4610e05bea1d4d1919853b1eb714429241c92", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling introsort v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "88634bcdf497d76cc4bea756ded4610e05bea1d4d1919853b1eb714429241c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88634bcdf497d76cc4bea756ded4610e05bea1d4d1919853b1eb714429241c92", kill_on_drop: false }`
[INFO] [stdout] 88634bcdf497d76cc4bea756ded4610e05bea1d4d1919853b1eb714429241c92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1d44b8c5c6aa273f0d33447f08f20f38552462ff4a7c99a5a5500a98933a6525
[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" "1d44b8c5c6aa273f0d33447f08f20f38552462ff4a7c99a5a5500a98933a6525", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-3eee160fa88715ac
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_introsort ... ok
[INFO] [stdout] test test_heapsort ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_floats-48cc46806effc5ca
[INFO] [stdout] test test_insertion_sort ... 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 4 tests
[INFO] [stdout] test bench::test_sort_few_zeros ... ok
[INFO] [stdout] test bench::test_sort_zeros ... ok
[INFO] [stdout] test bench::test_sort_floats ... ok
[INFO] [stderr]    Doc-tests introsort
[INFO] [stdout] test bench::test_sort_random_floats ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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" "1d44b8c5c6aa273f0d33447f08f20f38552462ff4a7c99a5a5500a98933a6525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d44b8c5c6aa273f0d33447f08f20f38552462ff4a7c99a5a5500a98933a6525", kill_on_drop: false }`
[INFO] [stdout] 1d44b8c5c6aa273f0d33447f08f20f38552462ff4a7c99a5a5500a98933a6525