[INFO] fetching crate howlong 0.1.7...
[INFO] testing howlong-0.1.7 against master#404c8471aba60c2d837fa728e7c729a0f52d5830 for pr-87041-1
[INFO] extracting crate howlong 0.1.7 into /workspace/builds/worker-115/source
[INFO] validating manifest of crates.io crate howlong 0.1.7 on toolchain 404c8471aba60c2d837fa728e7c729a0f52d5830
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate howlong 0.1.7
[INFO] finished tweaking crates.io crate howlong 0.1.7
[INFO] tweaked toml for crates.io crate howlong 0.1.7 written to /workspace/builds/worker-115/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "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-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b70bc5ad0feeb749d27b82373516d956ec9f806bdd83751c2ca121a0ba37c869
[INFO] running `Command { std: "docker" "start" "-a" "b70bc5ad0feeb749d27b82373516d956ec9f806bdd83751c2ca121a0ba37c869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b70bc5ad0feeb749d27b82373516d956ec9f806bdd83751c2ca121a0ba37c869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b70bc5ad0feeb749d27b82373516d956ec9f806bdd83751c2ca121a0ba37c869", kill_on_drop: false }`
[INFO] [stdout] b70bc5ad0feeb749d27b82373516d956ec9f806bdd83751c2ca121a0ba37c869
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 396bdd17d1ab76b3d29638add06bff893ee4f8ee4eac340c86fbbd435cb40936
[INFO] running `Command { std: "docker" "start" "-a" "396bdd17d1ab76b3d29638add06bff893ee4f8ee4eac340c86fbbd435cb40936", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling howlong v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.21s
[INFO] running `Command { std: "docker" "inspect" "396bdd17d1ab76b3d29638add06bff893ee4f8ee4eac340c86fbbd435cb40936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396bdd17d1ab76b3d29638add06bff893ee4f8ee4eac340c86fbbd435cb40936", kill_on_drop: false }`
[INFO] [stdout] 396bdd17d1ab76b3d29638add06bff893ee4f8ee4eac340c86fbbd435cb40936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aae42f0d0e91183e0035e82a9ae487bb584e5d9c67cc2e129ed2dbbf951bad53
[INFO] running `Command { std: "docker" "start" "-a" "aae42f0d0e91183e0035e82a9ae487bb584e5d9c67cc2e129ed2dbbf951bad53", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling howlong v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.79s
[INFO] running `Command { std: "docker" "inspect" "aae42f0d0e91183e0035e82a9ae487bb584e5d9c67cc2e129ed2dbbf951bad53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae42f0d0e91183e0035e82a9ae487bb584e5d9c67cc2e129ed2dbbf951bad53", kill_on_drop: false }`
[INFO] [stdout] aae42f0d0e91183e0035e82a9ae487bb584e5d9c67cc2e129ed2dbbf951bad53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f67ea2e892b0807b906d97d70eadb01d1adbff1f9850bf2379e77c76c4e48458
[INFO] running `Command { std: "docker" "start" "-a" "f67ea2e892b0807b906d97d70eadb01d1adbff1f9850bf2379e77c76c4e48458", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/howlong-25ec4fd3fed06b50)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/clock.rs (/opt/rustwide/target/debug/deps/clock-4cc2a9b411a7bb1a)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_process_system_cpu_clock ... ok
[INFO] [stdout] test test_process_real_cpu_clock ... ok
[INFO] [stdout] test test_system_clock ... ok
[INFO] [stdout] test test_high_resolution_clock ... ok
[INFO] [stdout] test test_steady_clock ... ok
[INFO] [stdout] test test_process_user_cpu_clock ... ok
[INFO] [stdout] test test_thread_clock ... ok
[INFO] [stdout] test test_process_cpu_clock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.34s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/timer.rs (/opt/rustwide/target/debug/deps/timer-5cbd46f4edcf164c)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_process_system_cpu_timer ... ok
[INFO] [stdout] test test_process_real_cpu_timer ... ok
[INFO] [stdout] test test_system_timer ... ok
[INFO] [stdout] test test_high_resolution_timer ... ok
[INFO] [stdout] test test_process_user_cpu_timer ... ok
[INFO] [stdout] test test_thread_timer ... ok
[INFO] [stdout] test test_process_cpu_timer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.21s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests howlong
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/clock/mod.rs - clock (line 41) ... ok
[INFO] [stdout] test src/timer.rs - timer (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f67ea2e892b0807b906d97d70eadb01d1adbff1f9850bf2379e77c76c4e48458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67ea2e892b0807b906d97d70eadb01d1adbff1f9850bf2379e77c76c4e48458", kill_on_drop: false }`
[INFO] [stdout] f67ea2e892b0807b906d97d70eadb01d1adbff1f9850bf2379e77c76c4e48458