[INFO] fetching crate rce 0.0.3...
[INFO] testing rce-0.0.3 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate rce 0.0.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate rce 0.0.3
[INFO] finished tweaking crates.io crate rce 0.0.3
[INFO] tweaked toml for crates.io crate rce 0.0.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rce 0.0.3 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2d9c519fefd2d4bedd642988b9c8cdccb7a8ab16bf6e1b83aeced48261ee527
[INFO] running `Command { std: "docker" "start" "-a" "c2d9c519fefd2d4bedd642988b9c8cdccb7a8ab16bf6e1b83aeced48261ee527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2d9c519fefd2d4bedd642988b9c8cdccb7a8ab16bf6e1b83aeced48261ee527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d9c519fefd2d4bedd642988b9c8cdccb7a8ab16bf6e1b83aeced48261ee527", kill_on_drop: false }`
[INFO] [stdout] c2d9c519fefd2d4bedd642988b9c8cdccb7a8ab16bf6e1b83aeced48261ee527
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04b1ba239a0ade4a1b70ada888cebd89bbb027454f073c481aaa211c6f264450
[INFO] running `Command { std: "docker" "start" "-a" "04b1ba239a0ade4a1b70ada888cebd89bbb027454f073c481aaa211c6f264450", kill_on_drop: false }`
[INFO] [stderr]    Compiling rce v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:169:38
[INFO] [stdout]     |
[INFO] [stdout] 169 |         let (invoker, short_invoker, n) = invocation.to_full_and_short();
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:212:38
[INFO] [stdout]     |
[INFO] [stdout] 212 |         let (invoker, short_invoker, n) = invocation.to_full_and_short();
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `n_arguments` is never read
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct CommandInterface {
[INFO] [stdout]     |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 127 |     n_arguments: HashMap<u8, ArgumentReference>,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "04b1ba239a0ade4a1b70ada888cebd89bbb027454f073c481aaa211c6f264450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b1ba239a0ade4a1b70ada888cebd89bbb027454f073c481aaa211c6f264450", kill_on_drop: false }`
[INFO] [stdout] 04b1ba239a0ade4a1b70ada888cebd89bbb027454f073c481aaa211c6f264450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3516c95f4c6f6f808ec2cd00c9823682340bfaed9358bfbba51c423ea1e53ed
[INFO] running `Command { std: "docker" "start" "-a" "b3516c95f4c6f6f808ec2cd00c9823682340bfaed9358bfbba51c423ea1e53ed", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:169:38
[INFO] [stdout]     |
[INFO] [stdout] 169 |         let (invoker, short_invoker, n) = invocation.to_full_and_short();
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:212:38
[INFO] [stdout]     |
[INFO] [stdout] 212 |         let (invoker, short_invoker, n) = invocation.to_full_and_short();
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `n_arguments` is never read
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct CommandInterface {
[INFO] [stdout]     |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 127 |     n_arguments: HashMap<u8, ArgumentReference>,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rce v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:169:38
[INFO] [stdout]     |
[INFO] [stdout] 169 |         let (invoker, short_invoker, n) = invocation.to_full_and_short();
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:212:38
[INFO] [stdout]     |
[INFO] [stdout] 212 |         let (invoker, short_invoker, n) = invocation.to_full_and_short();
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `command2`
[INFO] [stdout]    --> src/lib.rs:493:13
[INFO] [stdout]     |
[INFO] [stdout] 493 |         let command2 = interface.add_command(Invoker::Word("yeah"), vec![arg2], "a command to do other! things");
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `flag`
[INFO] [stdout]    --> src/lib.rs:495:13
[INFO] [stdout]     |
[INFO] [stdout] 495 |         let flag = interface.add_flag(Invoker::DashAndDoubleDash("f", "flag"), "enables the flag");
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_flag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `n_arguments` is never read
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct CommandInterface {
[INFO] [stdout]     |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 127 |     n_arguments: HashMap<u8, ArgumentReference>,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "b3516c95f4c6f6f808ec2cd00c9823682340bfaed9358bfbba51c423ea1e53ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3516c95f4c6f6f808ec2cd00c9823682340bfaed9358bfbba51c423ea1e53ed", kill_on_drop: false }`
[INFO] [stdout] b3516c95f4c6f6f808ec2cd00c9823682340bfaed9358bfbba51c423ea1e53ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3d6d24d749c2386dfb6554ee3787aed3c5f724a1460c590f793c07441c45653
[INFO] running `Command { std: "docker" "start" "-a" "e3d6d24d749c2386dfb6554ee3787aed3c5f724a1460c590f793c07441c45653", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/lib.rs:169:38
[INFO] [stderr]     |
[INFO] [stderr] 169 |         let (invoker, short_invoker, n) = invocation.to_full_and_short();
[INFO] [stderr]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/lib.rs:212:38
[INFO] [stderr]     |
[INFO] [stderr] 212 |         let (invoker, short_invoker, n) = invocation.to_full_and_short();
[INFO] [stderr]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: field `n_arguments` is never read
[INFO] [stderr]    --> src/lib.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 114 | pub struct CommandInterface {
[INFO] [stderr]     |            ---------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 127 |     n_arguments: HashMap<u8, ArgumentReference>,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rce` (lib) generated 3 warnings (run `cargo fix --lib -p rce` to apply 2 suggestions)
[INFO] [stderr] warning: unused variable: `command2`
[INFO] [stderr]    --> src/lib.rs:493:13
[INFO] [stderr]     |
[INFO] [stderr] 493 |         let command2 = interface.add_command(Invoker::Word("yeah"), vec![arg2], "a command to do other! things");
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flag`
[INFO] [stderr]    --> src/lib.rs:495:13
[INFO] [stderr]     |
[INFO] [stderr] 495 |         let flag = interface.add_flag(Invoker::DashAndDoubleDash("f", "flag"), "enables the flag");
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_flag`
[INFO] [stderr] 
[INFO] [stderr] warning: `rce` (lib test) generated 5 warnings (3 duplicates) (run `cargo fix --lib -p rce --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rce-fa15f666e09887f8)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::try_to_get_fake_arguments ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rce
[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" "e3d6d24d749c2386dfb6554ee3787aed3c5f724a1460c590f793c07441c45653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3d6d24d749c2386dfb6554ee3787aed3c5f724a1460c590f793c07441c45653", kill_on_drop: false }`
[INFO] [stdout] e3d6d24d749c2386dfb6554ee3787aed3c5f724a1460c590f793c07441c45653
