[INFO] cloning repository https://github.com/lowks/gettingrusty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lowks/gettingrusty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flowks%2Fgettingrusty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flowks%2Fgettingrusty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c793a1888c8b5ef702b8ea63e1e91c9084c7e9a
[INFO] testing lowks/gettingrusty against nightly-2025-01-18+rustflags=-Zrandomize-layout for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flowks%2Fgettingrusty" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lowks/gettingrusty on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lowks/gettingrusty
[INFO] finished tweaking git repo https://github.com/lowks/gettingrusty
[INFO] tweaked toml for git repo https://github.com/lowks/gettingrusty written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lowks/gettingrusty 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" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fa371d41ace785800ce1571a5f110256ed08fe3c696f37677c519e2d6a0a11b
[INFO] running `Command { std: "docker" "start" "-a" "3fa371d41ace785800ce1571a5f110256ed08fe3c696f37677c519e2d6a0a11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fa371d41ace785800ce1571a5f110256ed08fe3c696f37677c519e2d6a0a11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fa371d41ace785800ce1571a5f110256ed08fe3c696f37677c519e2d6a0a11b", kill_on_drop: false }`
[INFO] [stdout] 3fa371d41ace785800ce1571a5f110256ed08fe3c696f37677c519e2d6a0a11b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 942b16e5305e30f70d1d71d71069e817e27c72b888dcf2697b331bb85c3810ec
[INFO] running `Command { std: "docker" "start" "-a" "942b16e5305e30f70d1d71d71069e817e27c72b888dcf2697b331bb85c3810ec", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling gettingrusty v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:32:45
[INFO] [stdout]    |
[INFO] [stdout] 32 |     assert_eq!("HelloWorld", original_string.clone());
[INFO] [stdout]    |                                             ^^^^^^^^ help: remove this redundant 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: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]   --> src/semicolons.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 |             2 * m;
[INFO] [stdout]    |             ^^^^^ the arithmetic operation produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 13 |             let _ = 2 * m;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/functional.rs:101:18
[INFO] [stdout]     |
[INFO] [stdout] 101 |           for x in b.iter()
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 102 | |             .max() { 
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 101 |         while let Some(x) = b.iter()
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~ ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 101 |         if let Some(x) = b.iter()
[INFO] [stdout]     |         ~~~~~~~~~~~~ ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/functional.rs:106:18
[INFO] [stdout]     |
[INFO] [stdout] 106 |           for x in b.iter()
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 107 | |             .min() { 
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 106 |         while let Some(x) = b.iter()
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~ ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 106 |         if let Some(x) = b.iter()
[INFO] [stdout]     |         ~~~~~~~~~~~~ ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "942b16e5305e30f70d1d71d71069e817e27c72b888dcf2697b331bb85c3810ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "942b16e5305e30f70d1d71d71069e817e27c72b888dcf2697b331bb85c3810ec", kill_on_drop: false }`
[INFO] [stdout] 942b16e5305e30f70d1d71d71069e817e27c72b888dcf2697b331bb85c3810ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95fba14e27365b111edc337ec20a74a97b049f5e8a77c4c33823173508ea622a
[INFO] running `Command { std: "docker" "start" "-a" "95fba14e27365b111edc337ec20a74a97b049f5e8a77c4c33823173508ea622a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling gettingrusty v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:32:45
[INFO] [stdout]    |
[INFO] [stdout] 32 |     assert_eq!("HelloWorld", original_string.clone());
[INFO] [stdout]    |                                             ^^^^^^^^ help: remove this redundant 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: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gettingrusty` (bin "gettingrusty" test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/nightly-2025-01-18-x86_64-unknown-linux-gnu/bin/rustc --crate-name gettingrusty --edition=2015 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=efead507c1643e8b -C extra-filename=-9a5afff953738797 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid -Zrandomize-layout` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "95fba14e27365b111edc337ec20a74a97b049f5e8a77c4c33823173508ea622a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95fba14e27365b111edc337ec20a74a97b049f5e8a77c4c33823173508ea622a", kill_on_drop: false }`
[INFO] [stdout] 95fba14e27365b111edc337ec20a74a97b049f5e8a77c4c33823173508ea622a
