[INFO] fetching crate pyenv-python 0.4.0... [INFO] testing pyenv-python-0.4.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate pyenv-python 0.4.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate pyenv-python 0.4.0 [INFO] finished tweaking crates.io crate pyenv-python 0.4.0 [INFO] tweaked toml for crates.io crate pyenv-python 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pyenv-python 0.4.0 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] crate crates.io crate pyenv-python 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e756ccd35f60a8b49fd4044cdd625a9dfc1355bbc87dcd2d6a30df5e32446785 [INFO] running `Command { std: "docker" "start" "-a" "e756ccd35f60a8b49fd4044cdd625a9dfc1355bbc87dcd2d6a30df5e32446785", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e756ccd35f60a8b49fd4044cdd625a9dfc1355bbc87dcd2d6a30df5e32446785", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e756ccd35f60a8b49fd4044cdd625a9dfc1355bbc87dcd2d6a30df5e32446785", kill_on_drop: false }` [INFO] [stdout] e756ccd35f60a8b49fd4044cdd625a9dfc1355bbc87dcd2d6a30df5e32446785 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e299d907ec0d4376140d69488807a271ce4e25361fd7c9c1f51fe550c9562793 [INFO] running `Command { std: "docker" "start" "-a" "e299d907ec0d4376140d69488807a271ce4e25361fd7c9c1f51fe550c9562793", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.23 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling print_bytes v0.4.2 [INFO] [stderr] Compiling apply v0.3.0 [INFO] [stderr] Compiling is_executable v1.0.1 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling pyenv-python v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `source` is never read [INFO] [stdout] --> src/lib.rs:43:30 [INFO] [stdout] | [INFO] [stdout] 43 | IOError { root: PathBuf, source: io::Error }, [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 `error` is never read [INFO] [stdout] --> src/lib.rs:316:19 [INFO] [stdout] | [INFO] [stdout] 316 | #[source] error: PyenvPythonExecutableError, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `root` is never read [INFO] [stdout] --> src/lib.rs:317:9 [INFO] [stdout] | [INFO] [stdout] 317 | root: PyenvRoot, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `root` is never read [INFO] [stdout] --> src/lib.rs:276:5 [INFO] [stdout] | [INFO] [stdout] 275 | pub struct Pyenv { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 276 | root: PyenvRoot, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Pyenv` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `source` is never read [INFO] [stdout] --> src/bin/python.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | source: Option, [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 6.62s [INFO] running `Command { std: "docker" "inspect" "e299d907ec0d4376140d69488807a271ce4e25361fd7c9c1f51fe550c9562793", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e299d907ec0d4376140d69488807a271ce4e25361fd7c9c1f51fe550c9562793", kill_on_drop: false }` [INFO] [stdout] e299d907ec0d4376140d69488807a271ce4e25361fd7c9c1f51fe550c9562793 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5fdad03e3e0dd69a2abb98d834d7d0ebc7392f9e0912997dd583e538eeef991c [INFO] running `Command { std: "docker" "start" "-a" "5fdad03e3e0dd69a2abb98d834d7d0ebc7392f9e0912997dd583e538eeef991c", kill_on_drop: false }` [INFO] [stdout] warning: value assigned to `source` is never read [INFO] [stdout] --> src/lib.rs:43:30 [INFO] [stdout] | [INFO] [stdout] 43 | IOError { root: PathBuf, source: io::Error }, [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 `error` is never read [INFO] [stdout] --> src/lib.rs:316:19 [INFO] [stdout] | [INFO] [stdout] 316 | #[source] error: PyenvPythonExecutableError, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `root` is never read [INFO] [stdout] --> src/lib.rs:317:9 [INFO] [stdout] | [INFO] [stdout] 317 | root: PyenvRoot, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `root` is never read [INFO] [stdout] --> src/lib.rs:276:5 [INFO] [stdout] | [INFO] [stdout] 275 | pub struct Pyenv { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 276 | root: PyenvRoot, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Pyenv` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling pyenv-python v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `source` is never read [INFO] [stdout] --> src/bin/python.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | source: Option, [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 `source` is never read [INFO] [stdout] --> src/lib.rs:43:30 [INFO] [stdout] | [INFO] [stdout] 43 | IOError { root: PathBuf, source: io::Error }, [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 `error` is never read [INFO] [stdout] --> src/lib.rs:316:19 [INFO] [stdout] | [INFO] [stdout] 316 | #[source] error: PyenvPythonExecutableError, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `root` is never read [INFO] [stdout] --> src/lib.rs:317:9 [INFO] [stdout] | [INFO] [stdout] 317 | root: PyenvRoot, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `root` is never read [INFO] [stdout] --> src/lib.rs:276:5 [INFO] [stdout] | [INFO] [stdout] 275 | pub struct Pyenv { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 276 | root: PyenvRoot, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Pyenv` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "5fdad03e3e0dd69a2abb98d834d7d0ebc7392f9e0912997dd583e538eeef991c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fdad03e3e0dd69a2abb98d834d7d0ebc7392f9e0912997dd583e538eeef991c", kill_on_drop: false }` [INFO] [stdout] 5fdad03e3e0dd69a2abb98d834d7d0ebc7392f9e0912997dd583e538eeef991c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 64f11c5ef5c497914773bdc5e3ad065256037e090d97f30088c1dc31d778e720 [INFO] running `Command { std: "docker" "start" "-a" "64f11c5ef5c497914773bdc5e3ad065256037e090d97f30088c1dc31d778e720", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `source` is never read [INFO] [stdout] [INFO] [stderr] --> src/lib.rs:43:30 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 43 | IOError { root: PathBuf, source: io::Error }, [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] | [INFO] [stdout] [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stdout] running 0 tests [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] warning: value assigned to `error` is never read [INFO] [stdout] [INFO] [stderr] --> src/lib.rs:316:19 [INFO] [stderr] | [INFO] [stderr] 316 | #[source] error: PyenvPythonExecutableError, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `root` is never read [INFO] [stderr] --> src/lib.rs:317:9 [INFO] [stderr] | [INFO] [stderr] 317 | root: PyenvRoot, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: field `root` is never read [INFO] [stderr] --> src/lib.rs:276:5 [INFO] [stderr] | [INFO] [stderr] 275 | pub struct Pyenv { [INFO] [stderr] | ----- field in this struct [INFO] [stderr] 276 | root: PyenvRoot, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Pyenv` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `pyenv-python` (lib) generated 4 warnings [INFO] [stderr] warning: value assigned to `source` is never read [INFO] [stderr] --> src/bin/python.rs:51:5 [INFO] [stderr] | [INFO] [stderr] 51 | source: Option, [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: `pyenv-python` (bin "python" test) generated 1 warning [INFO] [stderr] warning: `pyenv-python` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pyenv_python-799f97830ffe86ee) [INFO] [stderr] Running unittests src/bin/python.rs (/opt/rustwide/target/debug/deps/python-af8211a9e56e4f27) [INFO] [stderr] Doc-tests pyenv_python [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" "64f11c5ef5c497914773bdc5e3ad065256037e090d97f30088c1dc31d778e720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64f11c5ef5c497914773bdc5e3ad065256037e090d97f30088c1dc31d778e720", kill_on_drop: false }` [INFO] [stdout] 64f11c5ef5c497914773bdc5e3ad065256037e090d97f30088c1dc31d778e720