[INFO] cloning repository https://github.com/pdoms/lc3 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pdoms/lc3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdoms%2Flc3", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdoms%2Flc3'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 25839059ff28aa18709fab8b3529d5a587ee558e [INFO] testing pdoms/lc3 against beta-2025-09-21 for beta-1.91-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdoms%2Flc3" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/pdoms/lc3 [INFO] finished tweaking git repo https://github.com/pdoms/lc3 [INFO] tweaked toml for git repo https://github.com/pdoms/lc3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/pdoms/lc3 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/pdoms/lc3 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" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] da781b68e69593779c1aa361496f120488e3037a0515bc0138353b01222d50e2 [INFO] running `Command { std: "docker" "start" "-a" "da781b68e69593779c1aa361496f120488e3037a0515bc0138353b01222d50e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da781b68e69593779c1aa361496f120488e3037a0515bc0138353b01222d50e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da781b68e69593779c1aa361496f120488e3037a0515bc0138353b01222d50e2", kill_on_drop: false }` [INFO] [stdout] da781b68e69593779c1aa361496f120488e3037a0515bc0138353b01222d50e2 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] babdc1ca18ac2b0947f562f0c69156724d336ebe54d6b2ecd4e63fa7992f7ae2 [INFO] running `Command { std: "docker" "start" "-a" "babdc1ca18ac2b0947f562f0c69156724d336ebe54d6b2ecd4e63fa7992f7ae2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.164 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Compiling termios v0.3.3 [INFO] [stderr] Compiling ctrlc v3.4.5 [INFO] [stderr] Compiling lc3 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:276:19 [INFO] [stdout] | [INFO] [stdout] 276 | reg[r0] = (reg[r1] & reg[r2]); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 276 - reg[r0] = (reg[r1] & reg[r2]); [INFO] [stdout] 276 + reg[r0] = reg[r1] & reg[r2]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ch` is never read [INFO] [stdout] --> src/main.rs:510:39 [INFO] [stdout] | [INFO] [stdout] 510 | ... let mut ch = ((*ptr) & 0xFF) as u8 as char; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `MaybeUninit` will be dropped [INFO] [stdout] --> src/main.rs:386:58 [INFO] [stdout] | [INFO] [stdout] 386 | let readfds: *mut fd_set = MaybeUninit::zeroed().as_mut_ptr(); [INFO] [stdout] | --------------------- ^^^^^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `MaybeUninit` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_mut_ptr` the `MaybeUninit` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `MaybeUninit` to lives at least as long as the pointer returned by the call to `as_mut_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `MaybeUninit` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `MaybeUninit` will be dropped [INFO] [stdout] --> src/main.rs:389:59 [INFO] [stdout] | [INFO] [stdout] 389 | let timeout: *mut timeval = MaybeUninit::zeroed().as_mut_ptr(); [INFO] [stdout] | --------------------- ^^^^^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `MaybeUninit` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_mut_ptr` the `MaybeUninit` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `MaybeUninit` to lives at least as long as the pointer returned by the call to `as_mut_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `MaybeUninit` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.72s [INFO] running `Command { std: "docker" "inspect" "babdc1ca18ac2b0947f562f0c69156724d336ebe54d6b2ecd4e63fa7992f7ae2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "babdc1ca18ac2b0947f562f0c69156724d336ebe54d6b2ecd4e63fa7992f7ae2", kill_on_drop: false }` [INFO] [stdout] babdc1ca18ac2b0947f562f0c69156724d336ebe54d6b2ecd4e63fa7992f7ae2 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0aa59943a428d620162ebc5382d4018cbcbbb9608ec3df8222ce9b103626a834 [INFO] running `Command { std: "docker" "start" "-a" "0aa59943a428d620162ebc5382d4018cbcbbb9608ec3df8222ce9b103626a834", kill_on_drop: false }` [INFO] [stderr] Compiling lc3 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:276:19 [INFO] [stdout] | [INFO] [stdout] 276 | reg[r0] = (reg[r1] & reg[r2]); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 276 - reg[r0] = (reg[r1] & reg[r2]); [INFO] [stdout] 276 + reg[r0] = reg[r1] & reg[r2]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ch` is never read [INFO] [stdout] --> src/main.rs:510:39 [INFO] [stdout] | [INFO] [stdout] 510 | ... let mut ch = ((*ptr) & 0xFF) as u8 as char; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `MaybeUninit` will be dropped [INFO] [stdout] --> src/main.rs:386:58 [INFO] [stdout] | [INFO] [stdout] 386 | let readfds: *mut fd_set = MaybeUninit::zeroed().as_mut_ptr(); [INFO] [stdout] | --------------------- ^^^^^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `MaybeUninit` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_mut_ptr` the `MaybeUninit` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `MaybeUninit` to lives at least as long as the pointer returned by the call to `as_mut_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `MaybeUninit` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `MaybeUninit` will be dropped [INFO] [stdout] --> src/main.rs:389:59 [INFO] [stdout] | [INFO] [stdout] 389 | let timeout: *mut timeval = MaybeUninit::zeroed().as_mut_ptr(); [INFO] [stdout] | --------------------- ^^^^^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `MaybeUninit` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_mut_ptr` the `MaybeUninit` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `MaybeUninit` to lives at least as long as the pointer returned by the call to `as_mut_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `MaybeUninit` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "0aa59943a428d620162ebc5382d4018cbcbbb9608ec3df8222ce9b103626a834", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0aa59943a428d620162ebc5382d4018cbcbbb9608ec3df8222ce9b103626a834", kill_on_drop: false }` [INFO] [stdout] 0aa59943a428d620162ebc5382d4018cbcbbb9608ec3df8222ce9b103626a834 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d25f87e84051510d94125d00827f77b42079a2640b5ddf9f7327ec22f91f003f [INFO] running `Command { std: "docker" "start" "-a" "d25f87e84051510d94125d00827f77b42079a2640b5ddf9f7327ec22f91f003f", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:276:19 [INFO] [stderr] | [INFO] [stderr] 276 | reg[r0] = (reg[r1] & reg[r2]); [INFO] [stdout] [INFO] [stderr] | ^ ^ [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 276 - reg[r0] = (reg[r1] & reg[r2]); [INFO] [stderr] 276 + reg[r0] = reg[r1] & reg[r2]; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: value assigned to `ch` is never read [INFO] [stderr] --> src/main.rs:510:39 [INFO] [stderr] | [INFO] [stderr] 510 | ... let mut ch = ((*ptr) & 0xFF) as u8 as char; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: a dangling pointer will be produced because the temporary `MaybeUninit` will be dropped [INFO] [stderr] --> src/main.rs:386:58 [INFO] [stderr] | [INFO] [stderr] 386 | let readfds: *mut fd_set = MaybeUninit::zeroed().as_mut_ptr(); [INFO] [stderr] | --------------------- ^^^^^^^^^^ this pointer will immediately be invalid [INFO] [stderr] | | [INFO] [stderr] | this `MaybeUninit` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stderr] | [INFO] [stderr] = note: pointers do not have a lifetime; when calling `as_mut_ptr` the `MaybeUninit` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stderr] = help: you must make sure that the variable you bind the `MaybeUninit` to lives at least as long as the pointer returned by the call to `as_mut_ptr` [INFO] [stderr] = help: in particular, if this pointer is returned from the current function, binding the `MaybeUninit` inside the function will not suffice [INFO] [stderr] = help: for more information, see [INFO] [stderr] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stderr] [INFO] [stderr] warning: a dangling pointer will be produced because the temporary `MaybeUninit` will be dropped [INFO] [stderr] --> src/main.rs:389:59 [INFO] [stderr] | [INFO] [stderr] 389 | let timeout: *mut timeval = MaybeUninit::zeroed().as_mut_ptr(); [INFO] [stderr] | --------------------- ^^^^^^^^^^ this pointer will immediately be invalid [INFO] [stderr] | | [INFO] [stdout] [INFO] [stderr] | this `MaybeUninit` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] = note: pointers do not have a lifetime; when calling `as_mut_ptr` the `MaybeUninit` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stderr] = help: you must make sure that the variable you bind the `MaybeUninit` to lives at least as long as the pointer returned by the call to `as_mut_ptr` [INFO] [stderr] = help: in particular, if this pointer is returned from the current function, binding the `MaybeUninit` inside the function will not suffice [INFO] [stderr] = help: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `lc3` (bin "lc3" test) generated 4 warnings (run `cargo fix --bin "lc3" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lc3-10b303049f6a6d86) [INFO] running `Command { std: "docker" "inspect" "d25f87e84051510d94125d00827f77b42079a2640b5ddf9f7327ec22f91f003f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d25f87e84051510d94125d00827f77b42079a2640b5ddf9f7327ec22f91f003f", kill_on_drop: false }` [INFO] [stdout] d25f87e84051510d94125d00827f77b42079a2640b5ddf9f7327ec22f91f003f