[INFO] updating cached repository https://github.com/michaltakac/bergen-math-simple [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 633706094339da2fa4996fba46f8f327807cfa4b [INFO] checking michaltakac/bergen-math-simple against master#0cbcb17d3306d6e22eafc2c05ce885db97d0189c for pr-68766 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaltakac%2Fbergen-math-simple" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/michaltakac/bergen-math-simple on toolchain 0cbcb17d3306d6e22eafc2c05ce885db97d0189c [INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/michaltakac/bergen-math-simple [INFO] finished tweaking git repo https://github.com/michaltakac/bergen-math-simple [INFO] tweaked toml for git repo https://github.com/michaltakac/bergen-math-simple written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/michaltakac/bergen-math-simple already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "/opt/rustwide/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 20ff7cc322f0091ddc0c97b5fe21ddc2d3c6353eabe120bc5e1aecc4bf8af4bf [INFO] running `"docker" "start" "-a" "20ff7cc322f0091ddc0c97b5fe21ddc2d3c6353eabe120bc5e1aecc4bf8af4bf"` [INFO] [stderr] Compiling vcpkg v0.2.8 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling tectonic_cfg_support v0.0.1 [INFO] [stderr] Checking app_dirs v1.2.1 [INFO] [stderr] Checking tectonic_xdv v0.1.8 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking error-chain v0.12.1 [INFO] [stderr] Checking md-5 v0.8.0 [INFO] [stderr] Checking native-tls v0.2.3 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Checking headers-core v0.1.1 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Checking toml v0.5.5 [INFO] [stderr] Checking structopt v0.3.5 [INFO] [stderr] Checking tokio-threadpool v0.1.17 [INFO] [stderr] Checking headers v0.2.3 [INFO] [stderr] Checking tokio-reactor v0.1.11 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Compiling tectonic v0.1.12 [INFO] [stderr] Checking zip v0.5.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking hyper v0.12.35 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking reqwest v0.9.24 [INFO] [stderr] Checking bergen v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:30:57 [INFO] [stderr] | [INFO] [stderr] 30 | Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:37:57 [INFO] [stderr] | [INFO] [stderr] 37 | Err(why) => panic!("couldn't read {}: {}", display, Error::description(&why)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `latex` [INFO] [stderr] --> src/main.rs:132:7 [INFO] [stderr] | [INFO] [stderr] 132 | let latex = r#" [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_latex` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:45:3 [INFO] [stderr] | [INFO] [stderr] 45 | / prepare_final_tex( [INFO] [stderr] 46 | | s, [INFO] [stderr] 47 | | "pr1-ing-10".to_string(), [INFO] [stderr] 48 | | "pr2-ing-5".to_string(), [INFO] [stderr] 49 | | "pr3-ing-12".to_string(), [INFO] [stderr] 50 | | ); [INFO] [stderr] | |____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:30:57 [INFO] [stderr] | [INFO] [stderr] 30 | Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:37:57 [INFO] [stderr] | [INFO] [stderr] 37 | Err(why) => panic!("couldn't read {}: {}", display, Error::description(&why)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `latex` [INFO] [stderr] --> src/main.rs:132:7 [INFO] [stderr] | [INFO] [stderr] 132 | let latex = r#" [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_latex` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:45:3 [INFO] [stderr] | [INFO] [stderr] 45 | / prepare_final_tex( [INFO] [stderr] 46 | | s, [INFO] [stderr] 47 | | "pr1-ing-10".to_string(), [INFO] [stderr] 48 | | "pr2-ing-5".to_string(), [INFO] [stderr] 49 | | "pr3-ing-12".to_string(), [INFO] [stderr] 50 | | ); [INFO] [stderr] | |____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 16s [INFO] running `"docker" "inspect" "20ff7cc322f0091ddc0c97b5fe21ddc2d3c6353eabe120bc5e1aecc4bf8af4bf"` [INFO] running `"docker" "rm" "-f" "20ff7cc322f0091ddc0c97b5fe21ddc2d3c6353eabe120bc5e1aecc4bf8af4bf"` [INFO] [stdout] 20ff7cc322f0091ddc0c97b5fe21ddc2d3c6353eabe120bc5e1aecc4bf8af4bf