[INFO] fetching crate printrn 0.1.5...
[INFO] testing printrn-0.1.5 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate printrn 0.1.5 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate printrn 0.1.5
[INFO] finished tweaking crates.io crate printrn 0.1.5
[INFO] tweaked toml for crates.io crate printrn 0.1.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate printrn 0.1.5 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate printrn 0.1.5 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f393ed925b5871f38a104dd3e260127db1ad147d1cced75d4ed0bc602c373407
[INFO] running `Command { std: "docker" "start" "-a" "f393ed925b5871f38a104dd3e260127db1ad147d1cced75d4ed0bc602c373407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f393ed925b5871f38a104dd3e260127db1ad147d1cced75d4ed0bc602c373407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f393ed925b5871f38a104dd3e260127db1ad147d1cced75d4ed0bc602c373407", kill_on_drop: false }`
[INFO] [stdout] f393ed925b5871f38a104dd3e260127db1ad147d1cced75d4ed0bc602c373407
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3866b8fa33ce442ef8fa8b6222e69bff752b14cdb432a8d6ac14d64c073a4da3
[INFO] running `Command { std: "docker" "start" "-a" "3866b8fa33ce442ef8fa8b6222e69bff752b14cdb432a8d6ac14d64c073a4da3", kill_on_drop: false }`
[INFO] [stderr]    Compiling printrn v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "3866b8fa33ce442ef8fa8b6222e69bff752b14cdb432a8d6ac14d64c073a4da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3866b8fa33ce442ef8fa8b6222e69bff752b14cdb432a8d6ac14d64c073a4da3", kill_on_drop: false }`
[INFO] [stdout] 3866b8fa33ce442ef8fa8b6222e69bff752b14cdb432a8d6ac14d64c073a4da3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d43e6893b50147fad34bbef6d6d668808148736fa9676f646daef8e4e177bac1
[INFO] running `Command { std: "docker" "start" "-a" "d43e6893b50147fad34bbef6d6d668808148736fa9676f646daef8e4e177bac1", kill_on_drop: false }`
[INFO] [stderr]    Compiling printrn v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `printrn::printr`
[INFO] [stdout]  --> examples/hello_world.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use printrn::printr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "d43e6893b50147fad34bbef6d6d668808148736fa9676f646daef8e4e177bac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d43e6893b50147fad34bbef6d6d668808148736fa9676f646daef8e4e177bac1", kill_on_drop: false }`
[INFO] [stdout] d43e6893b50147fad34bbef6d6d668808148736fa9676f646daef8e4e177bac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bf80b59ab54bd7b9f388d5e8183590aed3b9e12ba3f33d7bdbe0f5269fab410
[INFO] running `Command { std: "docker" "start" "-a" "0bf80b59ab54bd7b9f388d5e8183590aed3b9e12ba3f33d7bdbe0f5269fab410", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `printrn::printr`
[INFO] [stderr]  --> examples/hello_world.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use printrn::printr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `printrn` (example "hello_world") generated 1 warning (run `cargo fix --example "hello_world"` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/printrn-9bb660f115b82b48)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::formatrn_test ... ok
[INFO] [stdout] test tests::printr_test ... ok
[INFO] [stdout] test tests::formatr_test ... ok
[INFO] [stdout] test tests::printrn_test ... ok
[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] [stderr]    Doc-tests printrn
[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" "0bf80b59ab54bd7b9f388d5e8183590aed3b9e12ba3f33d7bdbe0f5269fab410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf80b59ab54bd7b9f388d5e8183590aed3b9e12ba3f33d7bdbe0f5269fab410", kill_on_drop: false }`
[INFO] [stdout] 0bf80b59ab54bd7b9f388d5e8183590aed3b9e12ba3f33d7bdbe0f5269fab410