[INFO] fetching crate gingerlib 1.0.0...
[INFO] testing gingerlib-1.0.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate gingerlib 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate gingerlib 1.0.0
[INFO] finished tweaking crates.io crate gingerlib 1.0.0
[INFO] tweaked toml for crates.io crate gingerlib 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gingerlib 1.0.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 64 packages to highest compatible versions
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.21)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e
[INFO] running `Command { std: "docker" "start" "801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e", 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" "801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e", 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" "801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling crc32fast v1.5.2
[INFO] [stderr]    Compiling thread_local v1.1.10
[INFO] [stderr]    Compiling smallvec v1.16.3
[INFO] [stderr]    Compiling env_filter v2.0.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling uuid v1.28.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling env_logger v0.11.11
[INFO] [stderr]    Compiling flate2 v1.1.10
[INFO] [stderr]    Compiling test-log-core v0.2.21
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling test-log-macros v0.2.21
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling test-log v0.2.21
[INFO] [stderr]    Compiling gingerlib v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `test-log`
[INFO] [stderr]  --> Cargo.toml:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | [dependencies.test-log]
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `test-log`
[INFO] [stderr] warning: unused dependency `uuid`
[INFO] [stderr]   --> Cargo.toml:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 | [dependencies.uuid]
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `uuid`
[INFO] [stderr] warning: `gingerlib` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 13.72s
[INFO] running `Command { std: "docker" "inspect" "801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e", 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" "801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling gingerlib v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `test-log`
[INFO] [stderr]  --> Cargo.toml:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | [dependencies.test-log]
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `test-log`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: unused dependency `uuid`
[INFO] [stderr]   --> Cargo.toml:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 | [dependencies.uuid]
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `uuid`
[INFO] [stderr] warning: `gingerlib` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e", 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" "801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused dependency `test-log`
[INFO] [stderr]  --> Cargo.toml:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | [dependencies.test-log]
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `test-log`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: unused dependency `uuid`
[INFO] [stderr]   --> Cargo.toml:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 | [dependencies.uuid]
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `uuid`
[INFO] [stderr] warning: `gingerlib` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/gingerlib/ee21f13c8982b275/out/gingerlib-ee21f13c8982b275)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::reading ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test tests::writing ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::writing stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::writing' (469) panicked at src/lib.rs:21:49:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x637afc694391 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x637afc6a9b8a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x637afc6985ac - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x637afc670136 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x637afc68c3a9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x637afc5aa8d0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x637afc68c562 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x637afc6701e2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x637afc668d69 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x637afc670ded - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x637afc6aa36c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x637afc6aa142 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x637afc58af65 - <gingerlib[5647f523d38fd121]::tests::writing::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x637afc59dd1b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x637afc5aaef5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x637afc5a47e4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x637afc5adf82 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x637afc6936cf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x72ef79df3dfa - <unknown>
[INFO] [stdout]   19:     0x72ef79e873d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::writing
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e", kill_on_drop: false }`
[INFO] [stdout] 801a97ac0ab7c9cbcc0851b5c685a23930e2835caa0009b1b801bc865e88493e
