[INFO] fetching crate md2tex 0.1.3... [INFO] testing md2tex-0.1.3 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate md2tex 0.1.3 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate md2tex 0.1.3 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate md2tex 0.1.3 [INFO] finished tweaking crates.io crate md2tex 0.1.3 [INFO] tweaked toml for crates.io crate md2tex 0.1.3 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b98a5703757453ef8a57b356c51082eb7c9908ebdfd5e56911a85454120a8dc9 [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" "b98a5703757453ef8a57b356c51082eb7c9908ebdfd5e56911a85454120a8dc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b98a5703757453ef8a57b356c51082eb7c9908ebdfd5e56911a85454120a8dc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b98a5703757453ef8a57b356c51082eb7c9908ebdfd5e56911a85454120a8dc9", kill_on_drop: false }` [INFO] [stdout] b98a5703757453ef8a57b356c51082eb7c9908ebdfd5e56911a85454120a8dc9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b34994089e074c90b89047f03e7b292de5a90e4ca18a46015fbc0d5484fbb454 [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" "b34994089e074c90b89047f03e7b292de5a90e4ca18a46015fbc0d5484fbb454", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling xmlparser v0.9.0 [INFO] [stderr] Compiling sw-composite v0.5.10 [INFO] [stderr] Compiling simplecss v0.1.0 [INFO] [stderr] Compiling unicode-vo v0.1.0 [INFO] [stderr] Compiling pulldown-cmark v0.5.3 [INFO] [stderr] Compiling ttf-parser v0.1.0 [INFO] [stderr] Compiling unicode-script v0.3.0 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.9 [INFO] [stderr] Compiling harfbuzz-sys v0.3.4 [INFO] [stderr] Compiling data-url v0.1.0 [INFO] [stderr] Compiling rgb v0.8.27 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling svgtypes v0.4.4 [INFO] [stderr] Compiling euclid v0.20.14 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling png v0.14.1 [INFO] [stderr] Compiling png v0.15.3 [INFO] [stderr] Compiling roxmltree v0.6.1 [INFO] [stderr] Compiling freetype v0.4.1 [INFO] [stderr] Compiling svgdom v0.17.0 [INFO] [stderr] Compiling kurbo v0.2.3 [INFO] [stderr] Compiling image v0.21.3 [INFO] [stderr] Compiling lyon_geom v0.14.1 [INFO] [stderr] Compiling servo-fontconfig v0.4.0 [INFO] [stderr] Compiling harfbuzz_rs v1.2.0 [INFO] [stderr] Compiling usvg v0.7.0 [INFO] [stderr] Compiling lyon_path v0.14.0 [INFO] [stderr] Compiling font-kit v0.4.0 [INFO] [stderr] Compiling raqote v0.6.4 [INFO] [stderr] Compiling euclid_macros v0.1.0 [INFO] [stderr] Compiling euclid v0.19.9 [INFO] [stderr] Compiling lyon_geom v0.12.7 [INFO] [stderr] Compiling raqote v0.5.5 [INFO] [stderr] Compiling resvg v0.7.0 [INFO] [stderr] Compiling md2tex v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:277:74 [INFO] [stdout] | [INFO] [stdout] 277 | output.push_str("\\includegraphics[width=\\textwidth]{");; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `path_str` is never read [INFO] [stdout] --> src/lib.rs:254:25 [INFO] [stdout] | [INFO] [stdout] 254 | let mut path_str = String::new(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:470:21 [INFO] [stdout] | [INFO] [stdout] 470 | let mut lang = String::new(); [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 01s [INFO] running `Command { std: "docker" "inspect" "b34994089e074c90b89047f03e7b292de5a90e4ca18a46015fbc0d5484fbb454", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b34994089e074c90b89047f03e7b292de5a90e4ca18a46015fbc0d5484fbb454", kill_on_drop: false }` [INFO] [stdout] b34994089e074c90b89047f03e7b292de5a90e4ca18a46015fbc0d5484fbb454 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44544ac483c30b8f0825f56dd4cfafe1b754034e7da2b4912cc68dc7bc812f8a [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" "44544ac483c30b8f0825f56dd4cfafe1b754034e7da2b4912cc68dc7bc812f8a", kill_on_drop: false }` [INFO] [stderr] Compiling md2tex v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:277:74 [INFO] [stdout] | [INFO] [stdout] 277 | output.push_str("\\includegraphics[width=\\textwidth]{");; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `path_str` is never read [INFO] [stdout] --> src/lib.rs:254:25 [INFO] [stdout] | [INFO] [stdout] 254 | let mut path_str = String::new(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:470:21 [INFO] [stdout] | [INFO] [stdout] 470 | let mut lang = String::new(); [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: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:277:74 [INFO] [stdout] | [INFO] [stdout] 277 | output.push_str("\\includegraphics[width=\\textwidth]{");; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `path_str` is never read [INFO] [stdout] --> src/lib.rs:254:25 [INFO] [stdout] | [INFO] [stdout] 254 | let mut path_str = String::new(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:470:21 [INFO] [stdout] | [INFO] [stdout] 470 | let mut lang = String::new(); [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 test [unoptimized + debuginfo] target(s) in 1.21s [INFO] running `Command { std: "docker" "inspect" "44544ac483c30b8f0825f56dd4cfafe1b754034e7da2b4912cc68dc7bc812f8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44544ac483c30b8f0825f56dd4cfafe1b754034e7da2b4912cc68dc7bc812f8a", kill_on_drop: false }` [INFO] [stdout] 44544ac483c30b8f0825f56dd4cfafe1b754034e7da2b4912cc68dc7bc812f8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c182adc40476220bea8397a23a19574f4a196b033a4a573abedd6d67abf54ff5 [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" "c182adc40476220bea8397a23a19574f4a196b033a4a573abedd6d67abf54ff5", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:277:74 [INFO] [stderr] | [INFO] [stderr] 277 | output.push_str("\\includegraphics[width=\\textwidth]{");; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `path_str` is never read [INFO] [stderr] --> src/lib.rs:254:25 [INFO] [stderr] | [INFO] [stderr] 254 | let mut path_str = String::new(); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:470:21 [INFO] [stderr] | [INFO] [stderr] 470 | let mut lang = String::new(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `md2tex` (lib) generated 3 warnings [INFO] [stderr] warning: `md2tex` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/md2tex-e919119a3427bfd4) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/md2tex-78913c920f700aed) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests md2tex [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:277:74 [INFO] [stderr] | [INFO] [stderr] 277 | output.push_str("\\includegraphics[width=\\textwidth]{");; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c182adc40476220bea8397a23a19574f4a196b033a4a573abedd6d67abf54ff5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c182adc40476220bea8397a23a19574f4a196b033a4a573abedd6d67abf54ff5", kill_on_drop: false }` [INFO] [stdout] c182adc40476220bea8397a23a19574f4a196b033a4a573abedd6d67abf54ff5