[INFO] updating cached repository https://github.com/Dylan-DPC/cargo-caldera
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 271e492865081a1f33f9ead3e57d3ba6ca9edaf4
[INFO] testing Dylan-DPC/cargo-caldera against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FDylan-DPC%2Fcargo-caldera" "work/builds/worker-9/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dylan-DPC/cargo-caldera on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Dylan-DPC/cargo-caldera
[INFO] finished tweaking git repo https://github.com/Dylan-DPC/cargo-caldera
[INFO] tweaked toml for git repo https://github.com/Dylan-DPC/cargo-caldera written to work/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Dylan-DPC/cargo-caldera already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] d07cc58457658afce25bfb1487095cda379e71e543256207fd994d28c2ee6feb
[INFO] running `"docker" "start" "-a" "d07cc58457658afce25bfb1487095cda379e71e543256207fd994d28c2ee6feb"`
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling cargo-caldera v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `path::PathBuf`
[INFO] [stderr]  --> src/main.rs:2:22
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{io::Write, path::PathBuf};
[INFO] [stderr]   |                      ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opt`
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let opt = Cli::from_args();
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_opt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/runner.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn version(path: &Path) -> Result<Version, Box<dyn Error>> {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.10s
[INFO] running `"docker" "inspect" "d07cc58457658afce25bfb1487095cda379e71e543256207fd994d28c2ee6feb"`
[INFO] running `"docker" "rm" "-f" "d07cc58457658afce25bfb1487095cda379e71e543256207fd994d28c2ee6feb"`
[INFO] [stdout] d07cc58457658afce25bfb1487095cda379e71e543256207fd994d28c2ee6feb
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 208e545adeab0834149f855c83a5c13594d065633de8d18354718b8484555b6a
[INFO] running `"docker" "start" "-a" "208e545adeab0834149f855c83a5c13594d065633de8d18354718b8484555b6a"`
[INFO] [stderr]    Compiling cargo-caldera v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `path::PathBuf`
[INFO] [stderr]  --> src/main.rs:2:22
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{io::Write, path::PathBuf};
[INFO] [stderr]   |                      ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opt`
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let opt = Cli::from_args();
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_opt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/runner.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn version(path: &Path) -> Result<Version, Box<dyn Error>> {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "208e545adeab0834149f855c83a5c13594d065633de8d18354718b8484555b6a"`
[INFO] running `"docker" "rm" "-f" "208e545adeab0834149f855c83a5c13594d065633de8d18354718b8484555b6a"`
[INFO] [stdout] 208e545adeab0834149f855c83a5c13594d065633de8d18354718b8484555b6a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] d504767a6c3733c839218621cab17ecb2d21dada837ba56d860fbb8ea047e809
[INFO] running `"docker" "start" "-a" "d504767a6c3733c839218621cab17ecb2d21dada837ba56d860fbb8ea047e809"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_caldera-9c847d7038166c0a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d504767a6c3733c839218621cab17ecb2d21dada837ba56d860fbb8ea047e809"`
[INFO] running `"docker" "rm" "-f" "d504767a6c3733c839218621cab17ecb2d21dada837ba56d860fbb8ea047e809"`
[INFO] [stdout] d504767a6c3733c839218621cab17ecb2d21dada837ba56d860fbb8ea047e809