[INFO] cloning repository https://github.com/kirch7/parallel-gnuplot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kirch7/parallel-gnuplot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirch7%2Fparallel-gnuplot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirch7%2Fparallel-gnuplot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d515dd3df96521acca56e6ed86855fea95c425a
[INFO] checking kirch7/parallel-gnuplot against try#cc4c4328b2b4da72bc61f8f5984292dd73740b5e for pr-112842-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirch7%2Fparallel-gnuplot" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kirch7/parallel-gnuplot on toolchain cc4c4328b2b4da72bc61f8f5984292dd73740b5e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cc4c4328b2b4da72bc61f8f5984292dd73740b5e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kirch7/parallel-gnuplot
[INFO] finished tweaking git repo https://github.com/kirch7/parallel-gnuplot
[INFO] tweaked toml for git repo https://github.com/kirch7/parallel-gnuplot written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kirch7/parallel-gnuplot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cc4c4328b2b4da72bc61f8f5984292dd73740b5e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+cc4c4328b2b4da72bc61f8f5984292dd73740b5e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f37421fe82713836772f6afeddf0be4b7edf00e3ccdebc10d8c1d2dcfddf23f
[INFO] running `Command { std: "docker" "start" "-a" "5f37421fe82713836772f6afeddf0be4b7edf00e3ccdebc10d8c1d2dcfddf23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f37421fe82713836772f6afeddf0be4b7edf00e3ccdebc10d8c1d2dcfddf23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f37421fe82713836772f6afeddf0be4b7edf00e3ccdebc10d8c1d2dcfddf23f", kill_on_drop: false }`
[INFO] [stdout] 5f37421fe82713836772f6afeddf0be4b7edf00e3ccdebc10d8c1d2dcfddf23f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+cc4c4328b2b4da72bc61f8f5984292dd73740b5e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 873f5cbac736d3ba95654bd932f54ce08b2f4700e3ad58d03c9f481cede7152e
[INFO] running `Command { std: "docker" "start" "-a" "873f5cbac736d3ba95654bd932f54ce08b2f4700e3ad58d03c9f481cede7152e", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking blockcounter v0.3.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking isatty v0.1.8
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking parallel-gnuplot v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:136:63
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 let tmpfoldername = tmpfoldername.to_string();;
[INFO] [stdout]     |                                                               ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:136:63
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 let tmpfoldername = tmpfoldername.to_string();;
[INFO] [stdout]     |                                                               ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:174:48
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     .unwrap_or_else(|_| panic!(err_message));
[INFO] [stdout]     |                                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     .unwrap_or_else(|_| panic!("{}", err_message));
[INFO] [stdout]     |                                                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:289:16
[INFO] [stdout]     |
[INFO] [stdout] 289 |         panic!(e);
[INFO] [stdout]     |                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 289 |         panic!("{}", e);
[INFO] [stdout]     |                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:174:48
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     .unwrap_or_else(|_| panic!(err_message));
[INFO] [stdout]     |                                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     .unwrap_or_else(|_| panic!("{}", err_message));
[INFO] [stdout]     |                                                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:289:16
[INFO] [stdout]     |
[INFO] [stdout] 289 |         panic!(e);
[INFO] [stdout]     |                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 289 |         panic!("{}", e);
[INFO] [stdout]     |                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "873f5cbac736d3ba95654bd932f54ce08b2f4700e3ad58d03c9f481cede7152e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "873f5cbac736d3ba95654bd932f54ce08b2f4700e3ad58d03c9f481cede7152e", kill_on_drop: false }`
[INFO] [stdout] 873f5cbac736d3ba95654bd932f54ce08b2f4700e3ad58d03c9f481cede7152e