[INFO] fetching crate configuer 0.1.12...
[INFO] testing configuer-0.1.12 against 1.90.0 for beta-1.91-3
[INFO] extracting crate configuer 0.1.12 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate configuer 0.1.12
[INFO] finished tweaking crates.io crate configuer 0.1.12
[INFO] tweaked toml for crates.io crate configuer 0.1.12 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate configuer 0.1.12 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate configuer 0.1.12 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 127efb1930405f152a89278c248ec8e2dd30da6e5462a158693d02ce6d1c3f76
[INFO] running `Command { std: "docker" "start" "-a" "127efb1930405f152a89278c248ec8e2dd30da6e5462a158693d02ce6d1c3f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "127efb1930405f152a89278c248ec8e2dd30da6e5462a158693d02ce6d1c3f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "127efb1930405f152a89278c248ec8e2dd30da6e5462a158693d02ce6d1c3f76", kill_on_drop: false }`
[INFO] [stdout] 127efb1930405f152a89278c248ec8e2dd30da6e5462a158693d02ce6d1c3f76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba99422a208c8bff50b7adf6607341044ecf777876314a0de5edf2afdd41e4dd
[INFO] running `Command { std: "docker" "start" "-a" "ba99422a208c8bff50b7adf6607341044ecf777876314a0de5edf2afdd41e4dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling configuer v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.15s
[INFO] running `Command { std: "docker" "inspect" "ba99422a208c8bff50b7adf6607341044ecf777876314a0de5edf2afdd41e4dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba99422a208c8bff50b7adf6607341044ecf777876314a0de5edf2afdd41e4dd", kill_on_drop: false }`
[INFO] [stdout] ba99422a208c8bff50b7adf6607341044ecf777876314a0de5edf2afdd41e4dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcf13a043604c48b0f53ae93520df62657f00beec47036b27a5d833693691657
[INFO] running `Command { std: "docker" "start" "-a" "dcf13a043604c48b0f53ae93520df62657f00beec47036b27a5d833693691657", kill_on_drop: false }`
[INFO] [stderr]    Compiling configuer v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn default_value_works() {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Serialize` will fail
[INFO] [stdout]   --> src/lib.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Configuer::with_file("random").on_create(|| {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: configuer v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "dcf13a043604c48b0f53ae93520df62657f00beec47036b27a5d833693691657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcf13a043604c48b0f53ae93520df62657f00beec47036b27a5d833693691657", kill_on_drop: false }`
[INFO] [stdout] dcf13a043604c48b0f53ae93520df62657f00beec47036b27a5d833693691657
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b0fb98eea18fa849dc10c5106b71944a19d93eac5789c3bb18db19399de5420d
[INFO] running `Command { std: "docker" "start" "-a" "b0fb98eea18fa849dc10c5106b71944a19d93eac5789c3bb18db19399de5420d", kill_on_drop: false }`
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:17:5
[INFO] [stdout] running 2 tests
[INFO] [stderr]    |
[INFO] [stdout] test tests::saving_and_reading_works_between_sessions ... ok
[INFO] [stderr] 17 |     fn default_value_works() {
[INFO] [stdout] test tests::default_value_works - should panic ... ok
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout] 
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr]    = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `!: Serialize` will fail
[INFO] [stderr]   --> src/lib.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         Configuer::with_file("random").on_create(|| {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `configuer` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: configuer v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/configuer-6d76fa19ae8b7413)
[INFO] [stderr]    Doc-tests configuer
[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" "b0fb98eea18fa849dc10c5106b71944a19d93eac5789c3bb18db19399de5420d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0fb98eea18fa849dc10c5106b71944a19d93eac5789c3bb18db19399de5420d", kill_on_drop: false }`
[INFO] [stdout] b0fb98eea18fa849dc10c5106b71944a19d93eac5789c3bb18db19399de5420d
