[INFO] fetching crate ncgopher 0.1.5...
[INFO] checking ncgopher-0.1.5 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate ncgopher 0.1.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ncgopher 0.1.5 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 ncgopher 0.1.5
[INFO] finished tweaking crates.io crate ncgopher 0.1.5
[INFO] tweaked toml for crates.io crate ncgopher 0.1.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ncgopher 0.1.5 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] [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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30f74ba5088415c6b1f874a414a43999b6819282d3abc4a6194979bb9194e8b9
[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" "30f74ba5088415c6b1f874a414a43999b6819282d3abc4a6194979bb9194e8b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30f74ba5088415c6b1f874a414a43999b6819282d3abc4a6194979bb9194e8b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f74ba5088415c6b1f874a414a43999b6819282d3abc4a6194979bb9194e8b9", kill_on_drop: false }`
[INFO] [stdout] 30f74ba5088415c6b1f874a414a43999b6819282d3abc4a6194979bb9194e8b9
[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] 0f02a93372bbad140fc3f37ebe8799e2b0bb253c1fcaa1609b6daf8237f3ad68
[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" "0f02a93372bbad140fc3f37ebe8799e2b0bb253c1fcaa1609b6daf8237f3ad68", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking data-encoding v2.3.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]     Checking signal-hook v0.1.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking pancurses v0.16.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rusqlite v0.23.1
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking rusticata-macros v2.1.0
[INFO] [stderr]    Compiling der-oid-macro v0.2.0
[INFO] [stderr]     Checking der-parser v4.0.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]     Checking enum-map v0.6.2
[INFO] [stderr]     Checking x509-parser v0.8.0-beta4
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.5.0
[INFO] [stderr]     Checking enumset v1.0.0
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking cursive_core v0.1.0
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking cursive v0.15.0
[INFO] [stderr]     Checking ncgopher v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "0f02a93372bbad140fc3f37ebe8799e2b0bb253c1fcaa1609b6daf8237f3ad68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f02a93372bbad140fc3f37ebe8799e2b0bb253c1fcaa1609b6daf8237f3ad68", kill_on_drop: false }`
[INFO] [stdout] 0f02a93372bbad140fc3f37ebe8799e2b0bb253c1fcaa1609b6daf8237f3ad68