[INFO] fetching crate hwt 0.4.2...
[INFO] checking hwt-0.4.2 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate hwt 0.4.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate hwt 0.4.2 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hwt 0.4.2
[INFO] finished tweaking crates.io crate hwt 0.4.2
[INFO] tweaked toml for crates.io crate hwt 0.4.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-4/source/examples/benches.rs
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "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] e21b2a3aed97ce6aa7ef27869a9bd3e418018e58bf892598ac31ff6fd3cd28b4
[INFO] running `Command { std: "docker" "start" "-a" "e21b2a3aed97ce6aa7ef27869a9bd3e418018e58bf892598ac31ff6fd3cd28b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e21b2a3aed97ce6aa7ef27869a9bd3e418018e58bf892598ac31ff6fd3cd28b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21b2a3aed97ce6aa7ef27869a9bd3e418018e58bf892598ac31ff6fd3cd28b4", kill_on_drop: false }`
[INFO] [stdout] e21b2a3aed97ce6aa7ef27869a9bd3e418018e58bf892598ac31ff6fd3cd28b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f17b9fb01b7aea8bde698bc15fc9cec8f07792e3e6682f473aa6ac9a9afdd761
[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" "f17b9fb01b7aea8bde698bc15fc9cec8f07792e3e6682f473aa6ac9a9afdd761", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/examples/benches.rs
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling packed_simd v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking likely v0.1.0
[INFO] [stderr]     Checking hashbrown v0.2.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking simple-logging v2.0.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]     Checking ahash v0.1.20
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking swar v0.4.0
[INFO] [stderr]     Checking hwt v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "f17b9fb01b7aea8bde698bc15fc9cec8f07792e3e6682f473aa6ac9a9afdd761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f17b9fb01b7aea8bde698bc15fc9cec8f07792e3e6682f473aa6ac9a9afdd761", kill_on_drop: false }`
[INFO] [stdout] f17b9fb01b7aea8bde698bc15fc9cec8f07792e3e6682f473aa6ac9a9afdd761
