[INFO] fetching crate neptune 1.0.1...
[INFO] checking neptune-1.0.1 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate neptune 1.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate neptune 1.0.1 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neptune 1.0.1
[INFO] finished tweaking crates.io crate neptune 1.0.1
[INFO] tweaked toml for crates.io crate neptune 1.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b28c832c43cb7d153ab4c52de6b13134ad3e2a6c22e5c62f62d7ceb090116b5
[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" "0b28c832c43cb7d153ab4c52de6b13134ad3e2a6c22e5c62f62d7ceb090116b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b28c832c43cb7d153ab4c52de6b13134ad3e2a6c22e5c62f62d7ceb090116b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b28c832c43cb7d153ab4c52de6b13134ad3e2a6c22e5c62f62d7ceb090116b5", kill_on_drop: false }`
[INFO] [stdout] 0b28c832c43cb7d153ab4c52de6b13134ad3e2a6c22e5c62f62d7ceb090116b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bb9c77888cff3a1922a63559155582466c11d54ec324b8d6203bdaf19cb4436
[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" "0bb9c77888cff3a1922a63559155582466c11d54ec324b8d6203bdaf19cb4436", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling fff v0.2.2
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling fff_derive v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking groupy v0.3.1
[INFO] [stderr]     Checking paired v0.19.1
[INFO] [stderr]     Checking bellperson v0.8.0
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr]     Checking neptune v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.46s
[INFO] running `Command { std: "docker" "inspect" "0bb9c77888cff3a1922a63559155582466c11d54ec324b8d6203bdaf19cb4436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bb9c77888cff3a1922a63559155582466c11d54ec324b8d6203bdaf19cb4436", kill_on_drop: false }`
[INFO] [stdout] 0bb9c77888cff3a1922a63559155582466c11d54ec324b8d6203bdaf19cb4436