[INFO] fetching crate uerr 0.1.0...
[INFO] testing uerr-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate uerr 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate uerr 0.1.0
[INFO] finished tweaking crates.io crate uerr 0.1.0
[INFO] tweaked toml for crates.io crate uerr 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate uerr 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4686d40250178f9b86b4912ed63f1c7016806b8239317680b79889fc8c86034
[INFO] running `Command { std: "docker" "start" "-a" "a4686d40250178f9b86b4912ed63f1c7016806b8239317680b79889fc8c86034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4686d40250178f9b86b4912ed63f1c7016806b8239317680b79889fc8c86034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4686d40250178f9b86b4912ed63f1c7016806b8239317680b79889fc8c86034", kill_on_drop: false }`
[INFO] [stdout] a4686d40250178f9b86b4912ed63f1c7016806b8239317680b79889fc8c86034
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b66c067ec7c07fa21c3dd1a0a14f98be7e3dd2d5b9e8b2e27f3e64792d020fea
[INFO] running `Command { std: "docker" "start" "-a" "b66c067ec7c07fa21c3dd1a0a14f98be7e3dd2d5b9e8b2e27f3e64792d020fea", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling uerr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "b66c067ec7c07fa21c3dd1a0a14f98be7e3dd2d5b9e8b2e27f3e64792d020fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b66c067ec7c07fa21c3dd1a0a14f98be7e3dd2d5b9e8b2e27f3e64792d020fea", kill_on_drop: false }`
[INFO] [stdout] b66c067ec7c07fa21c3dd1a0a14f98be7e3dd2d5b9e8b2e27f3e64792d020fea
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d0be2e3468e993154b619984ffef42cdf58e60e5fe3dda3fc6b94c7d7fe5bd4
[INFO] running `Command { std: "docker" "start" "-a" "0d0be2e3468e993154b619984ffef42cdf58e60e5fe3dda3fc6b94c7d7fe5bd4", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling uerr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "0d0be2e3468e993154b619984ffef42cdf58e60e5fe3dda3fc6b94c7d7fe5bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d0be2e3468e993154b619984ffef42cdf58e60e5fe3dda3fc6b94c7d7fe5bd4", kill_on_drop: false }`
[INFO] [stdout] 0d0be2e3468e993154b619984ffef42cdf58e60e5fe3dda3fc6b94c7d7fe5bd4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 946be84a9fdd50ea4a7b79e7b3847daa897f4b33f568f245410c74cc6028d890
[INFO] running `Command { std: "docker" "start" "-a" "946be84a9fdd50ea4a7b79e7b3847daa897f4b33f568f245410c74cc6028d890", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/uerr-e5edd4a22b538707)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::sample_error ... 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 uerr
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - IntoUserError (line 148) ... FAILED
[INFO] [stdout] test src/lib.rs - UserError (line 21) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - IntoUserError (line 148) stdout ----
[INFO] [stdout] error[E0382]: borrow of moved value: `err`
[INFO] [stdout]    --> src/lib.rs:157:18
[INFO] [stdout]     |
[INFO] [stdout]   9 |     .map_err(|err| {
[INFO] [stdout]     |               --- move occurs because `err` has type `std::io::Error`, which does not implement the `Copy` trait
[INFO] [stdout]  10 |         err.into_user_err()
[INFO] [stdout]     |             --------------- `err` moved due to this method call
[INFO] [stdout]  11 |            .print_all("myprogram.exe: ")
[INFO] [stdout]  12 |            .exit(err.raw_os_error().unwrap_or(-1))
[INFO] [stdout]     |                  ^^^ value borrowed here after move
[INFO] [stdout]     |
[INFO] [stdout] note: `into_user_err` takes ownership of the receiver `self`, which moves `err`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:161:22
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn into_user_err(self) -> UserError;
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0382`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - UserError (line 21) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] uerr/error: could not open file
[INFO] [stdout]  - caused by: The system cannot find the file specified.
[INFO] [stdout]  + help: Does this file exist?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - IntoUserError (line 148)
[INFO] [stdout]     src/lib.rs - UserError (line 21)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "946be84a9fdd50ea4a7b79e7b3847daa897f4b33f568f245410c74cc6028d890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946be84a9fdd50ea4a7b79e7b3847daa897f4b33f568f245410c74cc6028d890", kill_on_drop: false }`
[INFO] [stdout] 946be84a9fdd50ea4a7b79e7b3847daa897f4b33f568f245410c74cc6028d890