[INFO] fetching crate macos-profiler 0.2.1... [INFO] testing macos-profiler-0.2.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate macos-profiler 0.2.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate macos-profiler 0.2.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate macos-profiler 0.2.1 [INFO] finished tweaking crates.io crate macos-profiler 0.2.1 [INFO] tweaked toml for crates.io crate macos-profiler 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 37957eb3f6ceceb972db6ceed3c25d8c66313f9e6baabf4f47486c8649508ed0 [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" "37957eb3f6ceceb972db6ceed3c25d8c66313f9e6baabf4f47486c8649508ed0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "37957eb3f6ceceb972db6ceed3c25d8c66313f9e6baabf4f47486c8649508ed0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37957eb3f6ceceb972db6ceed3c25d8c66313f9e6baabf4f47486c8649508ed0", kill_on_drop: false }` [INFO] [stdout] 37957eb3f6ceceb972db6ceed3c25d8c66313f9e6baabf4f47486c8649508ed0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 11006d4dc5d86df64f3c9fdfed270a3d2ac7d69066f173f33345edd974b61535 [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" "11006d4dc5d86df64f3c9fdfed270a3d2ac7d69066f173f33345edd974b61535", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling command-macros v0.1.11 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling object v0.26.0 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling nix v0.20.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling rayon v0.9.0 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling ctrlc v3.1.9 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling quicli v0.2.0 [INFO] [stderr] Compiling macos-profiler v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `Vec::::split_off` that must be used [INFO] [stdout] --> src/dtrace.rs:33:29 [INFO] [stdout] | [INFO] [stdout] 33 | ... self.buffer.split_off(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Vec::::split_off` that must be used [INFO] [stdout] --> src/dtrace.rs:39:21 [INFO] [stdout] | [INFO] [stdout] 39 | self.buffer.split_off(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Vec::::split_off` that must be used [INFO] [stdout] --> src/dtrace.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | self.buffer.split_off(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 46.13s [INFO] running `Command { std: "docker" "inspect" "11006d4dc5d86df64f3c9fdfed270a3d2ac7d69066f173f33345edd974b61535", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11006d4dc5d86df64f3c9fdfed270a3d2ac7d69066f173f33345edd974b61535", kill_on_drop: false }` [INFO] [stdout] 11006d4dc5d86df64f3c9fdfed270a3d2ac7d69066f173f33345edd974b61535 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] d671c87bc449cdb1e5a627474c5c4178093e6cf9a1a578b7c037054357b41546 [INFO] running `Command { std: "docker" "start" "-a" "d671c87bc449cdb1e5a627474c5c4178093e6cf9a1a578b7c037054357b41546", kill_on_drop: false }` [INFO] [stderr] Compiling macos-profiler v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `Vec::::split_off` that must be used [INFO] [stdout] --> src/dtrace.rs:33:29 [INFO] [stdout] | [INFO] [stdout] 33 | ... self.buffer.split_off(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Vec::::split_off` that must be used [INFO] [stdout] --> src/dtrace.rs:39:21 [INFO] [stdout] | [INFO] [stdout] 39 | self.buffer.split_off(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Vec::::split_off` that must be used [INFO] [stdout] --> src/dtrace.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | self.buffer.split_off(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `Command { std: "docker" "inspect" "d671c87bc449cdb1e5a627474c5c4178093e6cf9a1a578b7c037054357b41546", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d671c87bc449cdb1e5a627474c5c4178093e6cf9a1a578b7c037054357b41546", kill_on_drop: false }` [INFO] [stdout] d671c87bc449cdb1e5a627474c5c4178093e6cf9a1a578b7c037054357b41546 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] ac7d74647c1f87c719de5828b8cb157e2322c40d47348e932330b788531ad971 [INFO] running `Command { std: "docker" "start" "-a" "ac7d74647c1f87c719de5828b8cb157e2322c40d47348e932330b788531ad971", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused return value of `Vec::::split_off` that must be used [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/dtrace.rs:33:29 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 33 | ... self.buffer.split_off(0); [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: use `.truncate()` if you don't need the other half [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Vec::::split_off` that must be used [INFO] [stderr] --> src/dtrace.rs:39:21 [INFO] [stderr] | [INFO] [stderr] 39 | self.buffer.split_off(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: use `.truncate()` if you don't need the other half [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Vec::::split_off` that must be used [INFO] [stderr] --> src/dtrace.rs:50:17 [INFO] [stderr] | [INFO] [stderr] 50 | self.buffer.split_off(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: use `.truncate()` if you don't need the other half [INFO] [stderr] [INFO] [stderr] warning: `macos-profiler` (bin "macos-profiler" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/macos_profiler-95bb9d87b666de71) [INFO] running `Command { std: "docker" "inspect" "ac7d74647c1f87c719de5828b8cb157e2322c40d47348e932330b788531ad971", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac7d74647c1f87c719de5828b8cb157e2322c40d47348e932330b788531ad971", kill_on_drop: false }` [INFO] [stdout] ac7d74647c1f87c719de5828b8cb157e2322c40d47348e932330b788531ad971