[INFO] fetching crate signum-sign 0.1.4-beta.2...
[INFO] testing signum-sign-0.1.4-beta.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate signum-sign 0.1.4-beta.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate signum-sign 0.1.4-beta.2
[INFO] finished tweaking crates.io crate signum-sign 0.1.4-beta.2
[INFO] tweaked toml for crates.io crate signum-sign 0.1.4-beta.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate signum-sign 0.1.4-beta.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91a4aed4c1802dc533b92a8ab0780ccfc51fddb2c7d7dd4318bbd5cac9b53f27
[INFO] running `Command { std: "docker" "start" "-a" "91a4aed4c1802dc533b92a8ab0780ccfc51fddb2c7d7dd4318bbd5cac9b53f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91a4aed4c1802dc533b92a8ab0780ccfc51fddb2c7d7dd4318bbd5cac9b53f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91a4aed4c1802dc533b92a8ab0780ccfc51fddb2c7d7dd4318bbd5cac9b53f27", kill_on_drop: false }`
[INFO] [stdout] 91a4aed4c1802dc533b92a8ab0780ccfc51fddb2c7d7dd4318bbd5cac9b53f27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 746ade2bd40bf2030106d20627ecef4f9bdb24b17bdcabcfcc10cb778d83d5ef
[INFO] running `Command { std: "docker" "start" "-a" "746ade2bd40bf2030106d20627ecef4f9bdb24b17bdcabcfcc10cb778d83d5ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling signum-sign v0.1.4-beta.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `e` is never read
[INFO] [stdout]   --> src/lib.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut e = 0_f64;
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "746ade2bd40bf2030106d20627ecef4f9bdb24b17bdcabcfcc10cb778d83d5ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "746ade2bd40bf2030106d20627ecef4f9bdb24b17bdcabcfcc10cb778d83d5ef", kill_on_drop: false }`
[INFO] [stdout] 746ade2bd40bf2030106d20627ecef4f9bdb24b17bdcabcfcc10cb778d83d5ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 341669fba4c71753284749cd0766ca6c3669525bb00db3a5720029f2f708fda4
[INFO] running `Command { std: "docker" "start" "-a" "341669fba4c71753284749cd0766ca6c3669525bb00db3a5720029f2f708fda4", kill_on_drop: false }`
[INFO] [stderr]    Compiling signum-sign v0.1.4-beta.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `e` is never read
[INFO] [stdout]   --> src/lib.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut e = 0_f64;
[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: value assigned to `e` is never read
[INFO] [stdout]   --> src/lib.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut e = 0_f64;
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "341669fba4c71753284749cd0766ca6c3669525bb00db3a5720029f2f708fda4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "341669fba4c71753284749cd0766ca6c3669525bb00db3a5720029f2f708fda4", kill_on_drop: false }`
[INFO] [stdout] 341669fba4c71753284749cd0766ca6c3669525bb00db3a5720029f2f708fda4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39869b2d5442680511bb78fa5f1055890180f831a56fd7fedb4ebaf3a0a00c56
[INFO] running `Command { std: "docker" "start" "-a" "39869b2d5442680511bb78fa5f1055890180f831a56fd7fedb4ebaf3a0a00c56", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `e` is never read
[INFO] [stderr]   --> src/lib.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut e = 0_f64;
[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: `signum-sign` (lib) generated 1 warning
[INFO] [stderr] warning: `signum-sign` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/signum_sign-914b72748695b515)
[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 tests/heron.rs (/opt/rustwide/target/debug/deps/heron-2b808e2deac4f867)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test twothousandheron ... ok
[INFO] [stderr]      Running tests/negative.rs (/opt/rustwide/target/debug/deps/negative-e5bed69e1fcec594)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test negative ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running tests/positive.rs (/opt/rustwide/target/debug/deps/positive-84c1445dacd12578)
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test positive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/zero.rs (/opt/rustwide/target/debug/deps/zero-f16131142bef0089)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests signum_sign
[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" "39869b2d5442680511bb78fa5f1055890180f831a56fd7fedb4ebaf3a0a00c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39869b2d5442680511bb78fa5f1055890180f831a56fd7fedb4ebaf3a0a00c56", kill_on_drop: false }`
[INFO] [stdout] 39869b2d5442680511bb78fa5f1055890180f831a56fd7fedb4ebaf3a0a00c56