[INFO] fetching crate expanse 0.3.3...
[INFO] checking expanse-0.3.3 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate expanse 0.3.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate expanse 0.3.3 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate expanse 0.3.3
[INFO] finished tweaking crates.io crate expanse 0.3.3
[INFO] tweaked toml for crates.io crate expanse 0.3.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate expanse 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68d307d8d4f51d177e16f51812e3975f10a07920e1c95a8369f4282f50f90e3f
[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" "68d307d8d4f51d177e16f51812e3975f10a07920e1c95a8369f4282f50f90e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68d307d8d4f51d177e16f51812e3975f10a07920e1c95a8369f4282f50f90e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68d307d8d4f51d177e16f51812e3975f10a07920e1c95a8369f4282f50f90e3f", kill_on_drop: false }`
[INFO] [stdout] 68d307d8d4f51d177e16f51812e3975f10a07920e1c95a8369f4282f50f90e3f
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff2799a1d342f0cf2023a12ceff98ff1fab78e31cb5f0ef7242d22ae81d8d36e
[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" "ff2799a1d342f0cf2023a12ceff98ff1fab78e31cb5f0ef7242d22ae81d8d36e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking as-slice v0.1.4
[INFO] [stderr]    Compiling hash32-derive v0.1.0
[INFO] [stderr]     Checking expanse v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/algo.rs:702:10
[INFO] [stdout]     |
[INFO] [stdout] 702 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/algo.rs:702:10
[INFO] [stdout]     |
[INFO] [stdout] 702 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.12s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ff2799a1d342f0cf2023a12ceff98ff1fab78e31cb5f0ef7242d22ae81d8d36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff2799a1d342f0cf2023a12ceff98ff1fab78e31cb5f0ef7242d22ae81d8d36e", kill_on_drop: false }`
[INFO] [stdout] ff2799a1d342f0cf2023a12ceff98ff1fab78e31cb5f0ef7242d22ae81d8d36e