[INFO] cloning repository https://github.com/takanorifukuyama/abs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/takanorifukuyama/abs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakanorifukuyama%2Fabs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakanorifukuyama%2Fabs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9c52eafb7f23bede0afae34d807769caa452bbb4 [INFO] checking takanorifukuyama/abs against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakanorifukuyama%2Fabs" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 99% (938/945) Updating files: 100% (945/945) Updating files: 100% (945/945), done. [INFO] validating manifest of git repo https://github.com/takanorifukuyama/abs on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/takanorifukuyama/abs [INFO] finished tweaking git repo https://github.com/takanorifukuyama/abs [INFO] tweaked toml for git repo https://github.com/takanorifukuyama/abs written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/takanorifukuyama/abs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded whiteread v0.5.0 [INFO] [stderr] Downloaded rand_xoshiro v0.4.0 [INFO] [stderr] Downloaded bitmaps v2.1.0 [INFO] [stderr] Downloaded ascii v1.0.0 [INFO] [stderr] Downloaded ndarray v0.13.0 [INFO] [stderr] Downloaded im-rc v14.3.0 [INFO] [stderr] Downloaded petgraph v0.5.0 [INFO] [stderr] Downloaded bitset-fixed v0.1.0 [INFO] [stderr] Downloaded nalgebra v0.20.0 [INFO] [stderr] Downloaded proconio v0.3.6 [INFO] [stderr] Downloaded superslice v1.0.0 [INFO] [stderr] Downloaded text_io v0.1.8 [INFO] [stderr] Downloaded sized-chunks v0.5.3 [INFO] [stderr] Downloaded itertools-num v0.1.3 [INFO] [stderr] Downloaded proconio-derive v0.1.6 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1ff35b161e9848a29295bc88d2ba3138db56e297adfec1e66ad11122af1d33c5 [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" "1ff35b161e9848a29295bc88d2ba3138db56e297adfec1e66ad11122af1d33c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ff35b161e9848a29295bc88d2ba3138db56e297adfec1e66ad11122af1d33c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ff35b161e9848a29295bc88d2ba3138db56e297adfec1e66ad11122af1d33c5", kill_on_drop: false }` [INFO] [stdout] 1ff35b161e9848a29295bc88d2ba3138db56e297adfec1e66ad11122af1d33c5 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3daab7a3db891430372e70fd0068f19ca67ffa3ba6622e41120dc87e2632dac [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" "b3daab7a3db891430372e70fd0068f19ca67ffa3ba6622e41120dc87e2632dac", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking whiteread v0.5.0 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking text_io v0.1.8 [INFO] [stderr] Checking bitset-fixed v0.1.0 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Checking superslice v1.0.0 [INFO] [stderr] Compiling im-rc v14.3.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking petgraph v0.5.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_xoshiro v0.4.0 [INFO] [stderr] Checking rand_hc v0.2.0 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking itertools-num v0.1.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking nalgebra v0.20.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Compiling num-derive v0.3.0 [INFO] [stderr] Checking sized-chunks v0.5.3 [INFO] [stderr] Compiling proconio-derive v0.1.6 [INFO] [stderr] Checking proconio v0.3.6 [INFO] [stderr] Checking abs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `read` [INFO] [stdout] --> src/bin/abc087b.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn read() -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read` [INFO] [stdout] --> src/bin/abc087b.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn read() -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.31s [INFO] running `Command { std: "docker" "inspect" "b3daab7a3db891430372e70fd0068f19ca67ffa3ba6622e41120dc87e2632dac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3daab7a3db891430372e70fd0068f19ca67ffa3ba6622e41120dc87e2632dac", kill_on_drop: false }` [INFO] [stdout] b3daab7a3db891430372e70fd0068f19ca67ffa3ba6622e41120dc87e2632dac