[INFO] fetching crate lessify 0.5.0...
[INFO] testing lessify-0.5.0 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate lessify 0.5.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate lessify 0.5.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate lessify 0.5.0
[INFO] tweaked toml for crates.io crate lessify 0.5.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lessify 0.5.0 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lessify 0.5.0 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d75ff7293319adc2e47659d7d07c9b7fd56d3ebbfafefbd019dc2bb32fd7011
[INFO] running `Command { std: "docker" "start" "-a" "5d75ff7293319adc2e47659d7d07c9b7fd56d3ebbfafefbd019dc2bb32fd7011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d75ff7293319adc2e47659d7d07c9b7fd56d3ebbfafefbd019dc2bb32fd7011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d75ff7293319adc2e47659d7d07c9b7fd56d3ebbfafefbd019dc2bb32fd7011", kill_on_drop: false }`
[INFO] [stdout] 5d75ff7293319adc2e47659d7d07c9b7fd56d3ebbfafefbd019dc2bb32fd7011
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c92e9a67484b1ac3647438e884634a7b810aaecfdd3a6351d2f1f7ba0cd7c04
[INFO] running `Command { std: "docker" "start" "-a" "7c92e9a67484b1ac3647438e884634a7b810aaecfdd3a6351d2f1f7ba0cd7c04", kill_on_drop: false }`
[INFO] [stderr]    Compiling lessify v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "7c92e9a67484b1ac3647438e884634a7b810aaecfdd3a6351d2f1f7ba0cd7c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c92e9a67484b1ac3647438e884634a7b810aaecfdd3a6351d2f1f7ba0cd7c04", kill_on_drop: false }`
[INFO] [stdout] 7c92e9a67484b1ac3647438e884634a7b810aaecfdd3a6351d2f1f7ba0cd7c04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e561751aaa36be497263311db16e9ed50a0b98de5f581146bc0e4ff4c746464
[INFO] running `Command { std: "docker" "start" "-a" "4e561751aaa36be497263311db16e9ed50a0b98de5f581146bc0e4ff4c746464", kill_on_drop: false }`
[INFO] [stderr]    Compiling lessify v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "4e561751aaa36be497263311db16e9ed50a0b98de5f581146bc0e4ff4c746464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e561751aaa36be497263311db16e9ed50a0b98de5f581146bc0e4ff4c746464", kill_on_drop: false }`
[INFO] [stdout] 4e561751aaa36be497263311db16e9ed50a0b98de5f581146bc0e4ff4c746464
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 498a01bf6c3bed5d6740eeaeb4ea7e6b5a59925537c2e4cf0d8d49d6ca5f6a3b
[INFO] running `Command { std: "docker" "start" "-a" "498a01bf6c3bed5d6740eeaeb4ea7e6b5a59925537c2e4cf0d8d49d6ca5f6a3b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lessify-90e940563da5eebd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_pager.rs (/opt/rustwide/target/debug/deps/test_pager-e0a9dbfa804ab608)
[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 6 tests
[INFO] [stdout] test page_or_print_without_newline ... ok
[INFO] [stdout] test output_paged_trait ... ok
[INFO] [stdout] test pager_in_env ... ok
[INFO] [stdout] test page_or_print_with_newline ... ok
[INFO] [stdout] test page_with_newline ... ok
[INFO] [stderr]      Running tests/test_pager_default.rs (/opt/rustwide/target/debug/deps/test_pager_default-b8d3ba27f1a50969)
[INFO] [stdout] test page_without_newline ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_pager_error.rs (/opt/rustwide/target/debug/deps/test_pager_error-1384b4914e845b9a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test default_pager ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test failing_pager_in_env ... ok
[INFO] [stdout] test page_cannot_spawn_pager ... ok
[INFO] [stdout] hello
[INFO] [stdout] world
[INFO] [stdout] test page_or_print_with_newline ... ok
[INFO] [stdout] hello
[INFO] [stdout] world
[INFO] [stdout] test page_or_print_without_newline ... ok
[INFO] [stderr]    Doc-tests lessify
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 22) - compile ... ok
[INFO] [stdout] test src/lib.rs - OutputPaged::output_paged (line 144) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 13) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "498a01bf6c3bed5d6740eeaeb4ea7e6b5a59925537c2e4cf0d8d49d6ca5f6a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498a01bf6c3bed5d6740eeaeb4ea7e6b5a59925537c2e4cf0d8d49d6ca5f6a3b", kill_on_drop: false }`
[INFO] [stdout] 498a01bf6c3bed5d6740eeaeb4ea7e6b5a59925537c2e4cf0d8d49d6ca5f6a3b