[INFO] cloning repository https://github.com/artichoke/artichoke
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/artichoke/artichoke" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartichoke%2Fartichoke", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartichoke%2Fartichoke'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ed18a1688fb06677f90049ee16ac5e811e4aab4
[INFO] checking artichoke/artichoke against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartichoke%2Fartichoke" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  25% (4588/17761)
Updating files:  26% (4618/17761)
Updating files:  27% (4796/17761)
Updating files:  28% (4974/17761)
Updating files:  29% (5151/17761)
Updating files:  30% (5329/17761)
Updating files:  31% (5506/17761)
Updating files:  32% (5684/17761)
Updating files:  33% (5862/17761)
Updating files:  34% (6039/17761)
Updating files:  35% (6217/17761)
Updating files:  36% (6394/17761)
Updating files:  37% (6572/17761)
Updating files:  38% (6750/17761)
Updating files:  39% (6927/17761)
Updating files:  40% (7105/17761)
Updating files:  41% (7283/17761)
Updating files:  42% (7460/17761)
Updating files:  43% (7638/17761)
Updating files:  44% (7815/17761)
Updating files:  45% (7993/17761)
Updating files:  46% (8171/17761)
Updating files:  47% (8348/17761)
Updating files:  48% (8526/17761)
Updating files:  49% (8703/17761)
Updating files:  50% (8881/17761)
Updating files:  51% (9059/17761)
Updating files:  52% (9236/17761)
Updating files:  53% (9414/17761)
Updating files:  54% (9591/17761)
Updating files:  55% (9769/17761)
Updating files:  56% (9947/17761)
Updating files:  56% (9991/17761)
Updating files:  57% (10124/17761)
Updating files:  58% (10302/17761)
Updating files:  59% (10479/17761)
Updating files:  60% (10657/17761)
Updating files:  61% (10835/17761)
Updating files:  62% (11012/17761)
Updating files:  63% (11190/17761)
Updating files:  64% (11368/17761)
Updating files:  65% (11545/17761)
Updating files:  66% (11723/17761)
Updating files:  67% (11900/17761)
Updating files:  68% (12078/17761)
Updating files:  69% (12256/17761)
Updating files:  70% (12433/17761)
Updating files:  71% (12611/17761)
Updating files:  72% (12788/17761)
Updating files:  73% (12966/17761)
Updating files:  74% (13144/17761)
Updating files:  75% (13321/17761)
Updating files:  76% (13499/17761)
Updating files:  77% (13676/17761)
Updating files:  78% (13854/17761)
Updating files:  79% (14032/17761)
Updating files:  80% (14209/17761)
Updating files:  81% (14387/17761)
Updating files:  82% (14565/17761)
Updating files:  83% (14742/17761)
Updating files:  84% (14920/17761)
Updating files:  85% (15097/17761)
Updating files:  86% (15275/17761)
Updating files:  87% (15453/17761)
Updating files:  88% (15630/17761)
Updating files:  89% (15808/17761)
Updating files:  90% (15985/17761)
Updating files:  91% (16163/17761)
Updating files:  92% (16341/17761)
Updating files:  93% (16518/17761)
Updating files:  94% (16696/17761)
Updating files:  95% (16873/17761)
Updating files:  96% (17051/17761)
Updating files:  97% (17229/17761)
Updating files:  98% (17406/17761)
Updating files:  99% (17584/17761)
Updating files: 100% (17761/17761)
Updating files: 100% (17761/17761), done.
[INFO] validating manifest of git repo https://github.com/artichoke/artichoke on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/artichoke/artichoke
[INFO] finished tweaking git repo https://github.com/artichoke/artichoke
[INFO] tweaked toml for git repo https://github.com/artichoke/artichoke written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/artichoke/artichoke already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e579d3e32ee5d09bac1a45e100a2eb0a30a90908cdc77819513693c4b4a209bf
[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" "e579d3e32ee5d09bac1a45e100a2eb0a30a90908cdc77819513693c4b4a209bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e579d3e32ee5d09bac1a45e100a2eb0a30a90908cdc77819513693c4b4a209bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e579d3e32ee5d09bac1a45e100a2eb0a30a90908cdc77819513693c4b4a209bf", kill_on_drop: false }`
[INFO] [stdout] e579d3e32ee5d09bac1a45e100a2eb0a30a90908cdc77819513693c4b4a209bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--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] b470445a35c685434ac17e5b61434a85e36a31c8a80ac91a6a1ce25297daf7d5
[INFO] running `Command { std: "docker" "start" "-a" "b470445a35c685434ac17e5b61434a85e36a31c8a80ac91a6a1ce25297daf7d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling target-lexicon v0.12.0
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]     Checking focaccia v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking scolapasta-hex v0.1.0 (/opt/rustwide/workdir/scolapasta-hex)
[INFO] [stderr]     Checking artichoke-core v0.8.0 (/opt/rustwide/workdir/artichoke-core)
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking intaglio v1.2.1
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling clang-sys v1.1.1
[INFO] [stderr]    Compiling onig_sys v69.6.0
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking spinoso-math v0.1.0 (/opt/rustwide/workdir/spinoso-math)
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling cstr v0.2.8
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking scolapasta-string-escape v0.2.0 (/opt/rustwide/workdir/scolapasta-string-escape)
[INFO] [stderr]     Checking spinoso-string v0.1.0 (/opt/rustwide/workdir/spinoso-string)
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking spinoso-env v0.1.0 (/opt/rustwide/workdir/spinoso-env)
[INFO] [stderr]     Checking spinoso-symbol v0.1.0 (/opt/rustwide/workdir/spinoso-symbol)
[INFO] [stderr]     Checking spinoso-exception v0.1.0 (/opt/rustwide/workdir/spinoso-exception)
[INFO] [stderr]     Checking spinoso-array v0.5.0 (/opt/rustwide/workdir/spinoso-array)
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking spinoso-random v0.1.0 (/opt/rustwide/workdir/spinoso-random)
[INFO] [stderr]     Checking spinoso-securerandom v0.1.0 (/opt/rustwide/workdir/spinoso-securerandom)
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling artichoke v0.1.0-pre.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking rustyline v8.0.0
[INFO] [stderr]     Checking onig v6.1.1
[INFO] [stderr]     Checking spinoso-regexp v0.1.0 (/opt/rustwide/workdir/spinoso-regexp)
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling artichoke-backend v0.1.0 (/opt/rustwide/workdir/artichoke-backend)
[INFO] [stderr]     Checking spinoso-time v0.1.0 (/opt/rustwide/workdir/spinoso-time)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 20s
[INFO] running `Command { std: "docker" "inspect" "b470445a35c685434ac17e5b61434a85e36a31c8a80ac91a6a1ce25297daf7d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b470445a35c685434ac17e5b61434a85e36a31c8a80ac91a6a1ce25297daf7d5", kill_on_drop: false }`
[INFO] [stdout] b470445a35c685434ac17e5b61434a85e36a31c8a80ac91a6a1ce25297daf7d5