[INFO] updating cached repository https://github.com/guni1192/gnuplot-scripts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f02ac6e389d59c9d889811b16af51af134ccfc7
[INFO] checking guni1192/gnuplot-scripts against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguni1192%2Fgnuplot-scripts" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guni1192/gnuplot-scripts on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guni1192/gnuplot-scripts
[INFO] finished tweaking git repo https://github.com/guni1192/gnuplot-scripts
[INFO] tweaked toml for git repo https://github.com/guni1192/gnuplot-scripts written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/guni1192/gnuplot-scripts already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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] 50c9ca7e161a0216d97f40291b1ed8deb2c136bed7cab5be0c472d6196736f10
[INFO] running `Command { std: "docker" "start" "-a" "50c9ca7e161a0216d97f40291b1ed8deb2c136bed7cab5be0c472d6196736f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50c9ca7e161a0216d97f40291b1ed8deb2c136bed7cab5be0c472d6196736f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c9ca7e161a0216d97f40291b1ed8deb2c136bed7cab5be0c472d6196736f10", kill_on_drop: false }`
[INFO] [stdout] 50c9ca7e161a0216d97f40291b1ed8deb2c136bed7cab5be0c472d6196736f10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92fb46b5108b50859f0ba5c3d6f09387a0181d05fd61972cf04e80168bc9243e
[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" "92fb46b5108b50859f0ba5c3d6f09387a0181d05fd61972cf04e80168bc9243e", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking gnuplot v0.0.29
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking csv v1.0.5
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking gnuplot-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:18:70
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn parse_csv(path: &Path, points: &mut Vec<Point>) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:18:70
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn parse_csv(path: &Path, points: &mut Vec<Point>) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 28.01s
[INFO] running `Command { std: "docker" "inspect" "92fb46b5108b50859f0ba5c3d6f09387a0181d05fd61972cf04e80168bc9243e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92fb46b5108b50859f0ba5c3d6f09387a0181d05fd61972cf04e80168bc9243e", kill_on_drop: false }`
[INFO] [stdout] 92fb46b5108b50859f0ba5c3d6f09387a0181d05fd61972cf04e80168bc9243e