[INFO] fetching crate pdfutil 0.4.0... [INFO] testing pdfutil-0.4.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate pdfutil 0.4.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate pdfutil 0.4.0 [INFO] finished tweaking crates.io crate pdfutil 0.4.0 [INFO] tweaked toml for crates.io crate pdfutil 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate pdfutil 0.4.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate pdfutil 0.4.0 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 97b978147cc1314c2bf0d201fc1b9461c1973dbf67a1f605fed00b079019d43f [INFO] running `Command { std: "docker" "start" "-a" "97b978147cc1314c2bf0d201fc1b9461c1973dbf67a1f605fed00b079019d43f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97b978147cc1314c2bf0d201fc1b9461c1973dbf67a1f605fed00b079019d43f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97b978147cc1314c2bf0d201fc1b9461c1973dbf67a1f605fed00b079019d43f", kill_on_drop: false }` [INFO] [stdout] 97b978147cc1314c2bf0d201fc1b9461c1973dbf67a1f605fed00b079019d43f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21ea2787f50b9d6f5b73fda6228533826da3e0e7589b08883673500c4414fcf4 [INFO] running `Command { std: "docker" "start" "-a" "21ea2787f50b9d6f5b73fda6228533826da3e0e7589b08883673500c4414fcf4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling encoding_index_tests v0.1.4 [INFO] [stderr] Compiling syn v1.0.44 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling const_fn v0.4.2 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.20 [INFO] [stderr] Compiling linked-hash-map v0.5.3 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling dtoa v0.4.6 [INFO] [stderr] Compiling pom v3.2.0 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling standback v0.2.11 [INFO] [stderr] Compiling time v0.2.22 [INFO] [stderr] Compiling encoding v0.2.33 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling aho-corasick v0.7.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling flate2 v1.0.18 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling regex v1.4.1 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling time-macros v0.1.1 [INFO] [stderr] Compiling lopdf v0.26.0 [INFO] [stderr] Compiling pdfutil v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:119:7 [INFO] [stdout] | [INFO] [stdout] 119 | doc.replace_text(page, words[0], words[1]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 119 | let _ = doc.replace_text(page, words[0], words[1]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.06s [INFO] running `Command { std: "docker" "inspect" "21ea2787f50b9d6f5b73fda6228533826da3e0e7589b08883673500c4414fcf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21ea2787f50b9d6f5b73fda6228533826da3e0e7589b08883673500c4414fcf4", kill_on_drop: false }` [INFO] [stdout] 21ea2787f50b9d6f5b73fda6228533826da3e0e7589b08883673500c4414fcf4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4261bcd1417cb86838744dceccea756e61d047e2031ebc12253faba7cc32e151 [INFO] running `Command { std: "docker" "start" "-a" "4261bcd1417cb86838744dceccea756e61d047e2031ebc12253faba7cc32e151", kill_on_drop: false }` [INFO] [stderr] Compiling pdfutil v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:119:7 [INFO] [stdout] | [INFO] [stdout] 119 | doc.replace_text(page, words[0], words[1]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 119 | let _ = doc.replace_text(page, words[0], words[1]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "4261bcd1417cb86838744dceccea756e61d047e2031ebc12253faba7cc32e151", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4261bcd1417cb86838744dceccea756e61d047e2031ebc12253faba7cc32e151", kill_on_drop: false }` [INFO] [stdout] 4261bcd1417cb86838744dceccea756e61d047e2031ebc12253faba7cc32e151 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 85f4b1c42a2cbc684bd9949fe02c1026e52b67a08d0e3ad671b6ed74d1a43b0f [INFO] running `Command { std: "docker" "start" "-a" "85f4b1c42a2cbc684bd9949fe02c1026e52b67a08d0e3ad671b6ed74d1a43b0f", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:119:7 [INFO] [stderr] | [INFO] [stderr] 119 | doc.replace_text(page, words[0], words[1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 119 | let _ = doc.replace_text(page, words[0], words[1]); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `pdfutil` (bin "pdfutil" test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pdfutil-08c39d318424e694) [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" "85f4b1c42a2cbc684bd9949fe02c1026e52b67a08d0e3ad671b6ed74d1a43b0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85f4b1c42a2cbc684bd9949fe02c1026e52b67a08d0e3ad671b6ed74d1a43b0f", kill_on_drop: false }` [INFO] [stdout] 85f4b1c42a2cbc684bd9949fe02c1026e52b67a08d0e3ad671b6ed74d1a43b0f