[INFO] fetching crate leftpad-rs 1.2.0...
[INFO] testing leftpad-rs-1.2.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate leftpad-rs 1.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate leftpad-rs 1.2.0
[INFO] finished tweaking crates.io crate leftpad-rs 1.2.0
[INFO] tweaked toml for crates.io crate leftpad-rs 1.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate leftpad-rs 1.2.0 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 leftpad-rs 1.2.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6596cb02485b71af8693de2b7b7cccd222cf702f1ee024a1c2b95ec198391071
[INFO] running `Command { std: "docker" "start" "-a" "6596cb02485b71af8693de2b7b7cccd222cf702f1ee024a1c2b95ec198391071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6596cb02485b71af8693de2b7b7cccd222cf702f1ee024a1c2b95ec198391071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6596cb02485b71af8693de2b7b7cccd222cf702f1ee024a1c2b95ec198391071", kill_on_drop: false }`
[INFO] [stdout] 6596cb02485b71af8693de2b7b7cccd222cf702f1ee024a1c2b95ec198391071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 48915dd0ed267638c97d3798be3c58cafdf816322acbc7bbcac623ab19cfcb04
[INFO] running `Command { std: "docker" "start" "-a" "48915dd0ed267638c97d3798be3c58cafdf816322acbc7bbcac623ab19cfcb04", kill_on_drop: false }`
[INFO] [stderr]    Compiling leftpad-rs v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "48915dd0ed267638c97d3798be3c58cafdf816322acbc7bbcac623ab19cfcb04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48915dd0ed267638c97d3798be3c58cafdf816322acbc7bbcac623ab19cfcb04", kill_on_drop: false }`
[INFO] [stdout] 48915dd0ed267638c97d3798be3c58cafdf816322acbc7bbcac623ab19cfcb04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 43d7685c861761c8af523c03cf737f7a901f1e0c03fe17155bed31d09a95afc2
[INFO] running `Command { std: "docker" "start" "-a" "43d7685c861761c8af523c03cf737f7a901f1e0c03fe17155bed31d09a95afc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling rstest v0.11.0
[INFO] [stderr]    Compiling leftpad-rs v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rstest v0.11.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "43d7685c861761c8af523c03cf737f7a901f1e0c03fe17155bed31d09a95afc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d7685c861761c8af523c03cf737f7a901f1e0c03fe17155bed31d09a95afc2", kill_on_drop: false }`
[INFO] [stdout] 43d7685c861761c8af523c03cf737f7a901f1e0c03fe17155bed31d09a95afc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5f962a1054302b8a22bb57fef3bd105f222375bbc3691c6696943ecb66b27da2
[INFO] running `Command { std: "docker" "start" "-a" "5f962a1054302b8a22bb57fef3bd105f222375bbc3691c6696943ecb66b27da2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rstest v0.11.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/leftpad_rs-d7805b10fab0172b)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test tests::test_nopad_with ... ok
[INFO] [stdout] test tests::test_pad::case_4 ... ok
[INFO] [stdout] test tests::test_pad::case_3 ... ok
[INFO] [stdout] test tests::test_pad_char::case_2 ... ok
[INFO] [stdout] test tests::test_pad_char::case_1 ... ok
[INFO] [stdout] test tests::test_pad_char::case_3 ... ok
[INFO] [stdout] test tests::test_pad_char::case_4 ... ok
[INFO] [stdout] test tests::test_pad_char_0 ... ok
[INFO] [stdout] test tests::test_pad_with::case_1 ... ok
[INFO] [stdout] test tests::test_pad_with::case_2 ... ok
[INFO] [stdout] test tests::test_pad_with::case_3 ... ok
[INFO] [stdout] test tests::test_pad_with::case_4 ... ok
[INFO] [stdout] test tests::test_pad::case_1 ... ok
[INFO] [stdout] test tests::test_pad_with_0 ... ok
[INFO] [stdout] test tests::test_nopad ... ok
[INFO] [stderr]    Doc-tests leftpad_rs
[INFO] [stdout] test tests::test_nopad_char ... ok
[INFO] [stdout] test tests::test_pad::case_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f962a1054302b8a22bb57fef3bd105f222375bbc3691c6696943ecb66b27da2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f962a1054302b8a22bb57fef3bd105f222375bbc3691c6696943ecb66b27da2", kill_on_drop: false }`
[INFO] [stdout] 5f962a1054302b8a22bb57fef3bd105f222375bbc3691c6696943ecb66b27da2