[INFO] fetching crate acat 0.1.2...
[INFO] testing acat-0.1.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate acat 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate acat 0.1.2
[INFO] finished tweaking crates.io crate acat 0.1.2
[INFO] tweaked toml for crates.io crate acat 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate acat 0.1.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate acat 0.1.2 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9376cd2a781b1b94430d8e2dcf70d0e3cd44600727a2271f045d40e37996017c
[INFO] running `Command { std: "docker" "start" "-a" "9376cd2a781b1b94430d8e2dcf70d0e3cd44600727a2271f045d40e37996017c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9376cd2a781b1b94430d8e2dcf70d0e3cd44600727a2271f045d40e37996017c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9376cd2a781b1b94430d8e2dcf70d0e3cd44600727a2271f045d40e37996017c", kill_on_drop: false }`
[INFO] [stdout] 9376cd2a781b1b94430d8e2dcf70d0e3cd44600727a2271f045d40e37996017c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42810d615a2f0e095e8f16912c23f1d1dbcac6136efa4a486166748bdb38e98d
[INFO] running `Command { std: "docker" "start" "-a" "42810d615a2f0e095e8f16912c23f1d1dbcac6136efa4a486166748bdb38e98d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling random_color v0.4.4
[INFO] [stderr]    Compiling acat v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AppSettings`, `ArgGroup`, and `SubCommand`
[INFO] [stdout]  --> src/clap_app.rs:2:63
[INFO] [stdout]   |
[INFO] [stdout] 2 |     crate_authors, crate_name, crate_version, App as ClapApp, AppSettings, Arg, ArgGroup,
[INFO] [stdout]   |                                                               ^^^^^^^^^^^       ^^^^^^^^
[INFO] [stdout] 3 |     SubCommand,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.26s
[INFO] running `Command { std: "docker" "inspect" "42810d615a2f0e095e8f16912c23f1d1dbcac6136efa4a486166748bdb38e98d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42810d615a2f0e095e8f16912c23f1d1dbcac6136efa4a486166748bdb38e98d", kill_on_drop: false }`
[INFO] [stdout] 42810d615a2f0e095e8f16912c23f1d1dbcac6136efa4a486166748bdb38e98d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aeea9251ff0a32d5009cd4dc790464082e8a733b597aa6f5606af4af5512ad0
[INFO] running `Command { std: "docker" "start" "-a" "5aeea9251ff0a32d5009cd4dc790464082e8a733b597aa6f5606af4af5512ad0", kill_on_drop: false }`
[INFO] [stderr]    Compiling acat v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AppSettings`, `ArgGroup`, and `SubCommand`
[INFO] [stdout]  --> src/clap_app.rs:2:63
[INFO] [stdout]   |
[INFO] [stdout] 2 |     crate_authors, crate_name, crate_version, App as ClapApp, AppSettings, Arg, ArgGroup,
[INFO] [stdout]   |                                                               ^^^^^^^^^^^       ^^^^^^^^
[INFO] [stdout] 3 |     SubCommand,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "5aeea9251ff0a32d5009cd4dc790464082e8a733b597aa6f5606af4af5512ad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aeea9251ff0a32d5009cd4dc790464082e8a733b597aa6f5606af4af5512ad0", kill_on_drop: false }`
[INFO] [stdout] 5aeea9251ff0a32d5009cd4dc790464082e8a733b597aa6f5606af4af5512ad0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8aa0335604c646fe1afea5a97a101f4706ddf8daef93060f2bfe73e599a2b3fd
[INFO] running `Command { std: "docker" "start" "-a" "8aa0335604c646fe1afea5a97a101f4706ddf8daef93060f2bfe73e599a2b3fd", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `AppSettings`, `ArgGroup`, and `SubCommand`
[INFO] [stderr]  --> src/clap_app.rs:2:63
[INFO] [stderr]   |
[INFO] [stderr] 2 |     crate_authors, crate_name, crate_version, App as ClapApp, AppSettings, Arg, ArgGroup,
[INFO] [stderr]   |                                                               ^^^^^^^^^^^       ^^^^^^^^
[INFO] [stderr] 3 |     SubCommand,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `acat` (bin "acat" test) generated 2 warnings (run `cargo fix --bin "acat" -p acat --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/acat-9e56b46d5d16c298)
[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" "8aa0335604c646fe1afea5a97a101f4706ddf8daef93060f2bfe73e599a2b3fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aa0335604c646fe1afea5a97a101f4706ddf8daef93060f2bfe73e599a2b3fd", kill_on_drop: false }`
[INFO] [stdout] 8aa0335604c646fe1afea5a97a101f4706ddf8daef93060f2bfe73e599a2b3fd