[INFO] fetching crate deck_of_cards 0.1.0...
[INFO] testing deck_of_cards-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate deck_of_cards 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate deck_of_cards 0.1.0
[INFO] finished tweaking crates.io crate deck_of_cards 0.1.0
[INFO] tweaked toml for crates.io crate deck_of_cards 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate deck_of_cards 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate deck_of_cards 0.1.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.16
[INFO] [stderr]   Downloaded getrandom v0.2.8
[INFO] [stderr]   Downloaded libc v0.2.137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 919bedd6a6d815d79604e7d0d930a9a5db1d46054338b1572b24559532cfcb03
[INFO] running `Command { std: "docker" "start" "-a" "919bedd6a6d815d79604e7d0d930a9a5db1d46054338b1572b24559532cfcb03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "919bedd6a6d815d79604e7d0d930a9a5db1d46054338b1572b24559532cfcb03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "919bedd6a6d815d79604e7d0d930a9a5db1d46054338b1572b24559532cfcb03", kill_on_drop: false }`
[INFO] [stdout] 919bedd6a6d815d79604e7d0d930a9a5db1d46054338b1572b24559532cfcb03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c7dd35f530e512a7c2c7b90b5fa4b407e04e4f09ed09505606b5d6236ee8a22
[INFO] running `Command { std: "docker" "start" "-a" "6c7dd35f530e512a7c2c7b90b5fa4b407e04e4f09ed09505606b5d6236ee8a22", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling deck_of_cards v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `suit::Suit`
[INFO] [stdout]  --> src/card/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use suit::Suit;
[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: `value::Value`
[INFO] [stdout]  --> src/card/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use value::Value;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.20s
[INFO] running `Command { std: "docker" "inspect" "6c7dd35f530e512a7c2c7b90b5fa4b407e04e4f09ed09505606b5d6236ee8a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c7dd35f530e512a7c2c7b90b5fa4b407e04e4f09ed09505606b5d6236ee8a22", kill_on_drop: false }`
[INFO] [stdout] 6c7dd35f530e512a7c2c7b90b5fa4b407e04e4f09ed09505606b5d6236ee8a22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff71f6af98fc3c9aff57970dc8048e4c3a4f1612a1903d976a130f3289b9fba9
[INFO] running `Command { std: "docker" "start" "-a" "ff71f6af98fc3c9aff57970dc8048e4c3a4f1612a1903d976a130f3289b9fba9", kill_on_drop: false }`
[INFO] [stderr]    Compiling deck_of_cards v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `suit::Suit`
[INFO] [stdout]  --> src/card/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use suit::Suit;
[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: `value::Value`
[INFO] [stdout]  --> src/card/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use value::Value;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "ff71f6af98fc3c9aff57970dc8048e4c3a4f1612a1903d976a130f3289b9fba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff71f6af98fc3c9aff57970dc8048e4c3a4f1612a1903d976a130f3289b9fba9", kill_on_drop: false }`
[INFO] [stdout] ff71f6af98fc3c9aff57970dc8048e4c3a4f1612a1903d976a130f3289b9fba9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d3ec23a8938da0ea1e30414a8af4623686def7319424f6a0d76b9e7822b280e
[INFO] running `Command { std: "docker" "start" "-a" "0d3ec23a8938da0ea1e30414a8af4623686def7319424f6a0d76b9e7822b280e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `suit::Suit`
[INFO] [stderr]  --> src/card/mod.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub use suit::Suit;
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `value::Value`
[INFO] [stderr]  --> src/card/mod.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub use value::Value;
[INFO] [stderr]   |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `deck_of_cards` (bin "deck_of_cards" test) generated 2 warnings (run `cargo fix --bin "deck_of_cards" -p deck_of_cards --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/deck_of_cards-4216ee4ec80f9c9c)
[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" "0d3ec23a8938da0ea1e30414a8af4623686def7319424f6a0d76b9e7822b280e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3ec23a8938da0ea1e30414a8af4623686def7319424f6a0d76b9e7822b280e", kill_on_drop: false }`
[INFO] [stdout] 0d3ec23a8938da0ea1e30414a8af4623686def7319424f6a0d76b9e7822b280e