[INFO] cloning repository https://github.com/nagashi/The-Traveling-Politician-Problem [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nagashi/The-Traveling-Politician-Problem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagashi%2FThe-Traveling-Politician-Problem", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagashi%2FThe-Traveling-Politician-Problem'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 61966dabcf3836e43789f6050591d65f1f4f9b0d [INFO] checking nagashi/The-Traveling-Politician-Problem against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagashi%2FThe-Traveling-Politician-Problem" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nagashi/The-Traveling-Politician-Problem on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nagashi/The-Traveling-Politician-Problem [INFO] finished tweaking git repo https://github.com/nagashi/The-Traveling-Politician-Problem [INFO] tweaked toml for git repo https://github.com/nagashi/The-Traveling-Politician-Problem written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/nagashi/The-Traveling-Politician-Problem already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 05b54740810dec27507f5188309a960ccfdafa68597c1376391e0d4906fe03a1 [INFO] running `Command { std: "docker" "start" "-a" "05b54740810dec27507f5188309a960ccfdafa68597c1376391e0d4906fe03a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05b54740810dec27507f5188309a960ccfdafa68597c1376391e0d4906fe03a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05b54740810dec27507f5188309a960ccfdafa68597c1376391e0d4906fe03a1", kill_on_drop: false }` [INFO] [stdout] 05b54740810dec27507f5188309a960ccfdafa68597c1376391e0d4906fe03a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 26b4e2d91e19464c98bbbd4316d016fd677820f0dcf0fea93dd73d7bd01e9dff [INFO] running `Command { std: "docker" "start" "-a" "26b4e2d91e19464c98bbbd4316d016fd677820f0dcf0fea93dd73d7bd01e9dff", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling syn v1.0.43 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling serde_json v1.0.58 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking rustc-demangle v0.1.17 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking instant v0.1.7 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking flate2 v1.0.18 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking ordered-float v1.1.0 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking semver-parser v0.6.2 [INFO] [stderr] Checking semver v0.5.1 [INFO] [stderr] Checking backtrace v0.3.52 [INFO] [stderr] Checking serde-value v0.6.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_yaml v0.8.13 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking log4rs v0.13.0 [INFO] [stderr] Checking rusted_cypher v1.1.0 [INFO] [stderr] Checking read_json v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 55.07s [INFO] running `Command { std: "docker" "inspect" "26b4e2d91e19464c98bbbd4316d016fd677820f0dcf0fea93dd73d7bd01e9dff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26b4e2d91e19464c98bbbd4316d016fd677820f0dcf0fea93dd73d7bd01e9dff", kill_on_drop: false }` [INFO] [stdout] 26b4e2d91e19464c98bbbd4316d016fd677820f0dcf0fea93dd73d7bd01e9dff