[INFO] fetching crate ripm 0.4.0...
[INFO] testing ripm-0.4.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate ripm 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ripm 0.4.0
[INFO] finished tweaking crates.io crate ripm 0.4.0
[INFO] tweaked toml for crates.io crate ripm 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ripm 0.4.0 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 crates.io crate ripm 0.4.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f8db38974e505c78b9ed62b6f396fcb11c44781ca89805527dc53f7f26a17bfa
[INFO] running `Command { std: "docker" "start" "-a" "f8db38974e505c78b9ed62b6f396fcb11c44781ca89805527dc53f7f26a17bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8db38974e505c78b9ed62b6f396fcb11c44781ca89805527dc53f7f26a17bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8db38974e505c78b9ed62b6f396fcb11c44781ca89805527dc53f7f26a17bfa", kill_on_drop: false }`
[INFO] [stdout] f8db38974e505c78b9ed62b6f396fcb11c44781ca89805527dc53f7f26a17bfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 91cb29e1665a7caf1149ca641f82c7e131f42486a00d5dc378809ac92dcabade
[INFO] running `Command { std: "docker" "start" "-a" "91cb29e1665a7caf1149ca641f82c7e131f42486a00d5dc378809ac92dcabade", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling tokio v1.47.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling rtoolbox v0.0.3
[INFO] [stderr]    Compiling rpassword v7.4.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling sha256 v1.6.0
[INFO] [stderr]    Compiling ripm v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `to_write` is never read
[INFO] [stdout]    --> src/main.rs:405:61
[INFO] [stdout]     |
[INFO] [stdout] 405 | ...                   let mut to_write = String::new();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 409 | ...                      to_write = ("\n").to_owned() + &hashed
[INFO] [stdout]     |                          -------- `to_write` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `to_write` is never read
[INFO] [stdout]    --> src/main.rs:419:44
[INFO] [stdout]     |
[INFO] [stdout] 419 |                         let mut to_write = String::new();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 423 |                             to_write = ("\n password: ").to_owned() + &hashed
[INFO] [stdout]     |                             -------- `to_write` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.75s
[INFO] running `Command { std: "docker" "inspect" "91cb29e1665a7caf1149ca641f82c7e131f42486a00d5dc378809ac92dcabade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91cb29e1665a7caf1149ca641f82c7e131f42486a00d5dc378809ac92dcabade", kill_on_drop: false }`
[INFO] [stdout] 91cb29e1665a7caf1149ca641f82c7e131f42486a00d5dc378809ac92dcabade
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ccbd0c93c071d748dd2f0b8726a779cb58fd0814a23083bc1991a684ce6f3d88
[INFO] running `Command { std: "docker" "start" "-a" "ccbd0c93c071d748dd2f0b8726a779cb58fd0814a23083bc1991a684ce6f3d88", kill_on_drop: false }`
[INFO] [stderr]    Compiling ripm v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `to_write` is never read
[INFO] [stdout]    --> src/main.rs:405:61
[INFO] [stdout]     |
[INFO] [stdout] 405 | ...                   let mut to_write = String::new();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 409 | ...                      to_write = ("\n").to_owned() + &hashed
[INFO] [stdout]     |                          -------- `to_write` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `to_write` is never read
[INFO] [stdout]    --> src/main.rs:419:44
[INFO] [stdout]     |
[INFO] [stdout] 419 |                         let mut to_write = String::new();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 423 |                             to_write = ("\n password: ").to_owned() + &hashed
[INFO] [stdout]     |                             -------- `to_write` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "ccbd0c93c071d748dd2f0b8726a779cb58fd0814a23083bc1991a684ce6f3d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccbd0c93c071d748dd2f0b8726a779cb58fd0814a23083bc1991a684ce6f3d88", kill_on_drop: false }`
[INFO] [stdout] ccbd0c93c071d748dd2f0b8726a779cb58fd0814a23083bc1991a684ce6f3d88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 196cca070ec6a0a61ad867b1c777d256ab49ded3547ca0b6cf63d002e8d76460
[INFO] running `Command { std: "docker" "start" "-a" "196cca070ec6a0a61ad867b1c777d256ab49ded3547ca0b6cf63d002e8d76460", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `to_write` is never read
[INFO] [stdout] 
[INFO] [stderr]    --> src/main.rs:405:61
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 405 | ...                   let mut to_write = String::new();
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 
[INFO] [stderr] ...
[INFO] [stderr] 409 | ...                      to_write = ("\n").to_owned() + &hashed
[INFO] [stderr]     |                          -------- `to_write` is overwritten here before the previous value is read
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `to_write` is never read
[INFO] [stderr]    --> src/main.rs:419:44
[INFO] [stderr]     |
[INFO] [stderr] 419 |                         let mut to_write = String::new();
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 423 |                             to_write = ("\n password: ").to_owned() + &hashed
[INFO] [stderr]     |                             -------- `to_write` is overwritten here before the previous value is read
[INFO] [stderr] 
[INFO] [stderr] warning: `ripm` (bin "ripm" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ripm-86c7f9a710aa9810)
[INFO] running `Command { std: "docker" "inspect" "196cca070ec6a0a61ad867b1c777d256ab49ded3547ca0b6cf63d002e8d76460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196cca070ec6a0a61ad867b1c777d256ab49ded3547ca0b6cf63d002e8d76460", kill_on_drop: false }`
[INFO] [stdout] 196cca070ec6a0a61ad867b1c777d256ab49ded3547ca0b6cf63d002e8d76460
