[INFO] cloning repository https://github.com/Mr-Andersen/generate [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mr-Andersen/generate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Andersen%2Fgenerate", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Andersen%2Fgenerate'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] de5e9bac8821d4730153ea9120c96f25fbd0db9c [INFO] checking Mr-Andersen/generate against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Andersen%2Fgenerate" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Mr-Andersen/generate on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Mr-Andersen/generate [INFO] finished tweaking git repo https://github.com/Mr-Andersen/generate [INFO] tweaked toml for git repo https://github.com/Mr-Andersen/generate written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Mr-Andersen/generate already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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-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" "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" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb70e3d395b5e8278bfd1765c887c36cd4937f462cda9ab59d62c67c678febad [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" "bb70e3d395b5e8278bfd1765c887c36cd4937f462cda9ab59d62c67c678febad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb70e3d395b5e8278bfd1765c887c36cd4937f462cda9ab59d62c67c678febad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb70e3d395b5e8278bfd1765c887c36cd4937f462cda9ab59d62c67c678febad", kill_on_drop: false }` [INFO] [stdout] bb70e3d395b5e8278bfd1765c887c36cd4937f462cda9ab59d62c67c678febad [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" "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" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d8c205aeaedc6eb45700ef92e925cde3a4f36d65382a812c09f4e92fd74fd40e [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" "d8c205aeaedc6eb45700ef92e925cde3a4f36d65382a812c09f4e92fd74fd40e", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling syn v1.0.21 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.21.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling cl-sys v0.4.2 [INFO] [stderr] Checking object v0.19.0 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling ocl-core v0.11.2 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking crossbeam-channel v0.4.2 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking qutex v0.2.3 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking addr2line v0.12.0 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking ocl-core-vector v0.1.0 [INFO] [stderr] Checking backtrace v0.3.48 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking ocl v0.19.3 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking generate v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `fs::File` [INFO] [stdout] --> src/main.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{env::args, fs::File}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fs::File` [INFO] [stdout] --> src/main.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{env::args, fs::File}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `step_num` [INFO] [stdout] --> src/main.rs:19:15 [INFO] [stdout] | [INFO] [stdout] 19 | let (rdr, step_num) = match args.as_slice() { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_step_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `step_num` [INFO] [stdout] --> src/main.rs:19:15 [INFO] [stdout] | [INFO] [stdout] 19 | let (rdr, step_num) = match args.as_slice() { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_step_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut parts = rdr.into_deserialize::().collect::, _>>(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut parts = rdr.into_deserialize::().collect::, _>>(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 11s [INFO] running `Command { std: "docker" "inspect" "d8c205aeaedc6eb45700ef92e925cde3a4f36d65382a812c09f4e92fd74fd40e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8c205aeaedc6eb45700ef92e925cde3a4f36d65382a812c09f4e92fd74fd40e", kill_on_drop: false }` [INFO] [stdout] d8c205aeaedc6eb45700ef92e925cde3a4f36d65382a812c09f4e92fd74fd40e