[INFO] cloning repository https://github.com/YusukeSuzuki160/asembler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YusukeSuzuki160/asembler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYusukeSuzuki160%2Fasembler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYusukeSuzuki160%2Fasembler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d2c44c2f68288fab00b81d0ceec419f907f22e5c [INFO] checking YusukeSuzuki160/asembler against try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYusukeSuzuki160%2Fasembler" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/YusukeSuzuki160/asembler on toolchain 024378d9203a4009ed73d6db2681b88a8d74ce7a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/YusukeSuzuki160/asembler [INFO] finished tweaking git repo https://github.com/YusukeSuzuki160/asembler [INFO] tweaked toml for git repo https://github.com/YusukeSuzuki160/asembler written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/YusukeSuzuki160/asembler 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" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3e1be139616d9d5a89669c57768f932bb562f6328750f39ee581420d5becd5c4 [INFO] running `Command { std: "docker" "start" "-a" "3e1be139616d9d5a89669c57768f932bb562f6328750f39ee581420d5becd5c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e1be139616d9d5a89669c57768f932bb562f6328750f39ee581420d5becd5c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e1be139616d9d5a89669c57768f932bb562f6328750f39ee581420d5becd5c4", kill_on_drop: false }` [INFO] [stdout] 3e1be139616d9d5a89669c57768f932bb562f6328750f39ee581420d5becd5c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8296ce2386edfe7289e8ba9523be9e28600280e5e9e6cea3fa53a84c93e0369 [INFO] running `Command { std: "docker" "start" "-a" "c8296ce2386edfe7289e8ba9523be9e28600280e5e9e6cea3fa53a84c93e0369", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking close-file v0.1.0 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking asembler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:215:13 [INFO] [stdout] | [INFO] [stdout] 215 | let mut out = format!("{:b}", num); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:215:13 [INFO] [stdout] | [INFO] [stdout] 215 | let mut out = format!("{:b}", num); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:45:32 [INFO] [stdout] | [INFO] [stdout] 45 | op = instruction[2].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[deny(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:46:32 [INFO] [stdout] | [INFO] [stdout] 46 | f2 = instruction[3].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:48:36 [INFO] [stdout] | [INFO] [stdout] 48 | f3 = instruction[4].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:51:36 [INFO] [stdout] | [INFO] [stdout] 51 | f4 = instruction[5].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:55:32 [INFO] [stdout] | [INFO] [stdout] 55 | op = instruction[0].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:57:36 [INFO] [stdout] | [INFO] [stdout] 57 | f2 = instruction[1].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:60:36 [INFO] [stdout] | [INFO] [stdout] 60 | f3 = instruction[2].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:63:36 [INFO] [stdout] | [INFO] [stdout] 63 | f4 = instruction[3].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:45:32 [INFO] [stdout] | [INFO] [stdout] 45 | op = instruction[2].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[deny(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:46:32 [INFO] [stdout] | [INFO] [stdout] 46 | f2 = instruction[3].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:48:36 [INFO] [stdout] | [INFO] [stdout] 48 | f3 = instruction[4].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:51:36 [INFO] [stdout] | [INFO] [stdout] 51 | f4 = instruction[5].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:55:32 [INFO] [stdout] | [INFO] [stdout] 55 | op = instruction[0].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:57:36 [INFO] [stdout] | [INFO] [stdout] 57 | f2 = instruction[1].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:60:36 [INFO] [stdout] | [INFO] [stdout] 60 | f3 = instruction[2].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:63:36 [INFO] [stdout] | [INFO] [stdout] 63 | f4 = instruction[3].clone().to_string(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `asembler` (bin "asembler" test) due to 9 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `asembler` (bin "asembler") due to 9 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "c8296ce2386edfe7289e8ba9523be9e28600280e5e9e6cea3fa53a84c93e0369", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8296ce2386edfe7289e8ba9523be9e28600280e5e9e6cea3fa53a84c93e0369", kill_on_drop: false }` [INFO] [stdout] c8296ce2386edfe7289e8ba9523be9e28600280e5e9e6cea3fa53a84c93e0369