[INFO] cloning repository https://github.com/iximeow/jubilant-train
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iximeow/jubilant-train" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiximeow%2Fjubilant-train", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiximeow%2Fjubilant-train'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 487f698fa9dc248d66ec91ac797f949b3f6760da
[INFO] testing iximeow/jubilant-train against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiximeow%2Fjubilant-train" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/iximeow/jubilant-train
[INFO] finished tweaking git repo https://github.com/iximeow/jubilant-train
[INFO] tweaked toml for git repo https://github.com/iximeow/jubilant-train written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iximeow/jubilant-train on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iximeow/jubilant-train 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] feb5c1a6cff394f22ebca256c718bb42ea7e0b4b3949b0ef583d8539c79c6922
[INFO] running `Command { std: "docker" "start" "-a" "feb5c1a6cff394f22ebca256c718bb42ea7e0b4b3949b0ef583d8539c79c6922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "feb5c1a6cff394f22ebca256c718bb42ea7e0b4b3949b0ef583d8539c79c6922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feb5c1a6cff394f22ebca256c718bb42ea7e0b4b3949b0ef583d8539c79c6922", kill_on_drop: false }`
[INFO] [stdout] feb5c1a6cff394f22ebca256c718bb42ea7e0b4b3949b0ef583d8539c79c6922
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d0e89e544c665aeb3b97ab48c68e896be2479270112358400d394d41d93fe81
[INFO] running `Command { std: "docker" "start" "-a" "8d0e89e544c665aeb3b97ab48c68e896be2479270112358400d394d41d93fe81", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling sigstackoverflow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SIGALRM`
[INFO] [stdout]  --> src/main.rs:7:67
[INFO] [stdout]   |
[INFO] [stdout] 7 | use libc::{MAP_ANON, MAP_PRIVATE, PROT_READ, PROT_WRITE, SIGSEGV, SIGALRM};
[INFO] [stdout]   |                                                                   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]   --> src/main.rs:34:46
[INFO] [stdout]    |
[INFO] [stdout] 34 |         action.sa_sigaction = stacky_handler as sighandler_t;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]    |
[INFO] [stdout] 34 |         action.sa_sigaction = stacky_handler as *const () as sighandler_t;
[INFO] [stdout]    |                                              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SIGSEGV`
[INFO] [stdout]  --> src/bin/sigalrmy.rs:7:58
[INFO] [stdout]   |
[INFO] [stdout] 7 | use libc::{MAP_ANON, MAP_PRIVATE, PROT_READ, PROT_WRITE, SIGSEGV, SIGALRM};
[INFO] [stdout]   |                                                          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]   --> src/bin/sigalrmy.rs:33:46
[INFO] [stdout]    |
[INFO] [stdout] 33 |         action.sa_sigaction = stacky_handler as sighandler_t;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]    |
[INFO] [stdout] 33 |         action.sa_sigaction = stacky_handler as *const () as sighandler_t;
[INFO] [stdout]    |                                              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "8d0e89e544c665aeb3b97ab48c68e896be2479270112358400d394d41d93fe81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d0e89e544c665aeb3b97ab48c68e896be2479270112358400d394d41d93fe81", kill_on_drop: false }`
[INFO] [stdout] 8d0e89e544c665aeb3b97ab48c68e896be2479270112358400d394d41d93fe81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1702f67614bb8051c61b1d73952b79e128b67ce187dfc55a3e2df9deccd18a12
[INFO] running `Command { std: "docker" "start" "-a" "1702f67614bb8051c61b1d73952b79e128b67ce187dfc55a3e2df9deccd18a12", kill_on_drop: false }`
[INFO] [stderr]    Compiling sigstackoverflow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SIGALRM`
[INFO] [stdout]  --> src/main.rs:7:67
[INFO] [stdout]   |
[INFO] [stdout] 7 | use libc::{MAP_ANON, MAP_PRIVATE, PROT_READ, PROT_WRITE, SIGSEGV, SIGALRM};
[INFO] [stdout]   |                                                                   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]   --> src/main.rs:34:46
[INFO] [stdout]    |
[INFO] [stdout] 34 |         action.sa_sigaction = stacky_handler as sighandler_t;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]    |
[INFO] [stdout] 34 |         action.sa_sigaction = stacky_handler as *const () as sighandler_t;
[INFO] [stdout]    |                                              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SIGSEGV`
[INFO] [stdout]  --> src/bin/sigalrmy.rs:7:58
[INFO] [stdout]   |
[INFO] [stdout] 7 | use libc::{MAP_ANON, MAP_PRIVATE, PROT_READ, PROT_WRITE, SIGSEGV, SIGALRM};
[INFO] [stdout]   |                                                          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]   --> src/bin/sigalrmy.rs:33:46
[INFO] [stdout]    |
[INFO] [stdout] 33 |         action.sa_sigaction = stacky_handler as sighandler_t;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]    |
[INFO] [stdout] 33 |         action.sa_sigaction = stacky_handler as *const () as sighandler_t;
[INFO] [stdout]    |                                              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "1702f67614bb8051c61b1d73952b79e128b67ce187dfc55a3e2df9deccd18a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1702f67614bb8051c61b1d73952b79e128b67ce187dfc55a3e2df9deccd18a12", kill_on_drop: false }`
[INFO] [stdout] 1702f67614bb8051c61b1d73952b79e128b67ce187dfc55a3e2df9deccd18a12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62b31b3e637d4552021fe2ad14ebfb2b1204f95f43820ade2c6dae59e489fd2d
[INFO] running `Command { std: "docker" "start" "-a" "62b31b3e637d4552021fe2ad14ebfb2b1204f95f43820ade2c6dae59e489fd2d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `SIGSEGV`
[INFO] [stderr]  --> src/bin/sigalrmy.rs:7:58
[INFO] [stderr]   |
[INFO] [stderr] 7 | use libc::{MAP_ANON, MAP_PRIVATE, PROT_READ, PROT_WRITE, SIGSEGV, SIGALRM};
[INFO] [stderr]   |                                                          ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: direct cast of function item into an integer
[INFO] [stderr]   --> src/bin/sigalrmy.rs:33:46
[INFO] [stderr]    |
[INFO] [stderr] 33 |         action.sa_sigaction = stacky_handler as sighandler_t;
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stderr] help: first cast to a pointer `as *const ()`
[INFO] [stderr]    |
[INFO] [stderr] 33 |         action.sa_sigaction = stacky_handler as *const () as sighandler_t;
[INFO] [stderr]    |                                              ++++++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `sigstackoverflow` (bin "sigalrmy" test) generated 2 warnings (run `cargo fix --bin "sigalrmy" -p sigstackoverflow --tests` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `SIGALRM`
[INFO] [stderr]  --> src/main.rs:7:67
[INFO] [stderr]   |
[INFO] [stderr] 7 | use libc::{MAP_ANON, MAP_PRIVATE, PROT_READ, PROT_WRITE, SIGSEGV, SIGALRM};
[INFO] [stderr]   |                                                                   ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: direct cast of function item into an integer
[INFO] [stderr]   --> src/main.rs:34:46
[INFO] [stderr]    |
[INFO] [stderr] 34 |         action.sa_sigaction = stacky_handler as sighandler_t;
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stderr] help: first cast to a pointer `as *const ()`
[INFO] [stderr]    |
[INFO] [stderr] 34 |         action.sa_sigaction = stacky_handler as *const () as sighandler_t;
[INFO] [stderr]    |                                              ++++++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `sigstackoverflow` (bin "sigstackoverflow" test) generated 2 warnings (run `cargo fix --bin "sigstackoverflow" -p sigstackoverflow --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/bin/sigalrmy.rs (/opt/rustwide/target/debug/deps/sigalrmy-b537b3d426884362)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sigstackoverflow-3177b0c36c9d6915)
[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" "62b31b3e637d4552021fe2ad14ebfb2b1204f95f43820ade2c6dae59e489fd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b31b3e637d4552021fe2ad14ebfb2b1204f95f43820ade2c6dae59e489fd2d", kill_on_drop: false }`
[INFO] [stdout] 62b31b3e637d4552021fe2ad14ebfb2b1204f95f43820ade2c6dae59e489fd2d
