[INFO] fetching crate expman-core 0.2.2...
[INFO] testing expman-core-0.2.2 against 1.97.0-beta.6 for beta-1.98-1
[INFO] extracting crate expman-core 0.2.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate expman-core 0.2.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate expman-core 0.2.2
[INFO] tweaked toml for crates.io crate expman-core 0.2.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate expman-core 0.2.2 on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate expman-core 0.2.2 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded arrow-array v53.4.1
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[INFO] [stderr]   Downloaded brotli v7.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a
[INFO] running `Command { std: "docker" "start" "ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zerocopy v0.8.40
[INFO] [stderr]    Compiling quote v1.0.44
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[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling lexical-util v1.0.7
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling lexical-write-integer v1.0.6
[INFO] [stderr]    Compiling lexical-parse-integer v1.0.6
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling lexical-parse-float v1.0.6
[INFO] [stderr]    Compiling lexical-write-float v1.0.6
[INFO] [stderr]    Compiling flatbuffers v24.12.23
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling lexical-core v1.0.6
[INFO] [stderr]    Compiling zstd-safe v7.2.1
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
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[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
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[INFO] [stderr]    Compiling arrow-ord v53.4.1
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[INFO] [stderr]    Compiling parquet v53.4.1
[INFO] [stderr]    Compiling arrow v53.4.1
[INFO] [stderr]    Compiling expman-core v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 05s
[INFO] running `Command { std: "docker" "inspect" "ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling tempfile v3.26.0
[INFO] [stderr]    Compiling expman-core v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.62s
[INFO] running `Command { std: "docker" "inspect" "ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/expman_core-f1d87f9006027f6d)
[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/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-dab46a1669ece374)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_save_artifact_relative_path ... ok
[INFO] [stdout] test test_run_status_written_on_close ... ok
[INFO] [stdout] test test_engine_creates_run_dir ... ok
[INFO] [stdout] test test_parquet_schema_merge ... ok
[INFO] [stdout] test test_read_latest_scalar_metrics ... ok
[INFO] [stdout] test test_log_params_writes_yaml ... ok
[INFO] [stdout] test test_log_metrics_writes_parquet ... ok
[INFO] [stdout] test test_log_metrics_is_fast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 37.67s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests expman_core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 20) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 20) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: I/O error: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]     Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: <anyhow::Error as core::convert::From<expman_core::error::ExpmanError>>::from
[INFO] [stdout]    1: <core::result::Result<(), anyhow::Error> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible, expman_core::error::ExpmanError>>>::from_residual
[INFO] [stdout]    2: rust_out::main
[INFO] [stdout]    3: <fn() -> core::result::Result<(), anyhow::Error> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]    4: std::sys::backtrace::__rust_begin_short_backtrace::<fn() -> core::result::Result<(), anyhow::Error>, core::result::Result<(), anyhow::Error>>
[INFO] [stdout]    5: std::rt::lang_start::<core::result::Result<(), anyhow::Error>>::{closure#0}
[INFO] [stdout]    6: <&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]    7: std::panicking::catch_unwind::do_call::<&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync, i32>
[INFO] [stdout]              at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]    8: std::panicking::catch_unwind::<i32, &dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync>
[INFO] [stdout]              at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]    9: std::panic::catch_unwind::<&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync, i32>
[INFO] [stdout]              at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   10: std::rt::lang_start_internal::{closure#0}
[INFO] [stdout]              at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   11: std::panicking::catch_unwind::do_call::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]              at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   12: std::panicking::catch_unwind::<isize, std::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]              at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   13: std::panic::catch_unwind::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]              at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   14: std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   15: std::rt::lang_start::<core::result::Result<(), anyhow::Error>>
[INFO] [stdout]   16: main
[INFO] [stdout]   17: <unknown>
[INFO] [stdout]   18: __libc_start_main
[INFO] [stdout]   19: _start
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 20)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.86s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a", kill_on_drop: false }`
[INFO] [stdout] ba618e2610a5200fb55c62ef6b496bd8f527824cfc7630263a5ea9718d78694a
