[INFO] fetching crate foundation_errstacks 0.0.2...
[INFO] testing foundation_errstacks-0.0.2 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate foundation_errstacks 0.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate foundation_errstacks 0.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate foundation_errstacks 0.0.2
[INFO] tweaked toml for crates.io crate foundation_errstacks 0.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate foundation_errstacks 0.0.2 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] crate crates.io crate foundation_errstacks 0.0.2 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" "+1.100.0-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-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a
[INFO] running `Command { std: "docker" "start" "f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a", 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" "f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a" "/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" "f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a", 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" "f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling derive_more v2.1.1
[INFO] [stderr]    Compiling foundation_errstacks v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `derive_more`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.derive_more]
[INFO] [stderr]   |               ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `derive_more`
[INFO] [stderr] warning: unused dependency `tracing`
[INFO] [stderr]   --> Cargo.toml:23:15
[INFO] [stderr]    |
[INFO] [stderr] 23 | [dependencies.tracing]
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `tracing`
[INFO] [stderr] warning: `foundation_errstacks` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 7.26s
[INFO] running `Command { std: "docker" "inspect" "f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a", 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" "f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a" "/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 syn v2.0.119
[INFO] [stderr]    Compiling smallvec v1.15.2
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling log v0.4.33
[INFO] [stderr]    Compiling futures-core v0.3.33
[INFO] [stderr]    Compiling futures-task v0.3.33
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling thread_local v1.1.10
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling futures-util v0.3.33
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling regex-automata v0.4.16
[INFO] [stderr]    Compiling futures-executor v0.3.33
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling serial_test_derive v3.5.0
[INFO] [stderr]    Compiling tracing-test-macro v0.2.6
[INFO] [stderr]    Compiling serial_test v3.5.0
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling derive_more v2.1.1
[INFO] [stderr]    Compiling foundation_errstacks v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-test v0.2.6
[INFO] [stderr] warning: unused dependency `derive_more`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.derive_more]
[INFO] [stderr]   |               ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `derive_more`
[INFO] [stderr] warning: unused dependency `tracing`
[INFO] [stderr]   --> Cargo.toml:23:15
[INFO] [stderr]    |
[INFO] [stderr] 23 | [dependencies.tracing]
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `tracing`
[INFO] [stderr] warning: `foundation_errstacks` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 27.72s
[INFO] running `Command { std: "docker" "inspect" "f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a", 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" "f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused dependency `derive_more`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.derive_more]
[INFO] [stderr]   |               ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `derive_more`
[INFO] [stderr] warning: unused dependency `tracing`
[INFO] [stderr]   --> Cargo.toml:23:15
[INFO] [stderr]    |
[INFO] [stderr] 23 | [dependencies.tracing]
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `tracing`
[INFO] [stderr] warning: `foundation_errstacks` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/foundation_errstacks/08cb37e68f80ba59/out/foundation_errstacks-08cb37e68f80ba59)
[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/mod.rs (/opt/rustwide/target/release/build/foundation_errstacks/7dc3acae70154835/out/mod-7dc3acae70154835)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test units::errstacks_error_trace_tests::attach_opaque_adds_opaque_attachment_frame_and_downcasts ... ok
[INFO] [stdout] test units::errstacks_error_trace_tests::change_context_transforms_type_and_adds_frame ... ok
[INFO] [stdout] test units::errstacks_frame_tests::frame_iter_visits_frames_in_push_order ... ok
[INFO] [stdout] test units::errstacks_result_ext_tests::attach_on_existing_trace_result_appends_frame ... ok
[INFO] [stdout] test units::errstacks_error_trace_tests::attach_adds_printable_attachment_frame ... ok
[INFO] [stdout] test units::errstacks_error_trace_tests::new_creates_trace_with_single_context_frame ... ok
[INFO] [stdout] test units::errstacks_frame_tests::frame_iter_terminates_on_empty_tail ... ok
[INFO] [stdout] test units::errstacks_result_ext_tests::change_context_on_plain_error_result_retags_type ... ok
[INFO] [stdout] test units::errstacks_result_ext_tests::change_context_with_is_lazy_on_ok ... ok
[INFO] [stdout] test units::errstacks_result_ext_tests::attach_with_runs_on_err ... ok
[INFO] [stdout] test units::errstacks_result_ext_tests::change_context_on_existing_trace_result_retags_and_preserves_frames ... ok
[INFO] [stdout] test units::errstacks_result_ext_tests::attach_on_plain_error_result_lifts_into_error_trace ... ok
[INFO] [stdout] test units::errstacks_result_ext_tests::attach_opaque_with_is_lazy_on_ok ... ok
[INFO] [stdout] test units::errstacks_result_ext_tests::attach_opaque_on_plain_error_result_is_downcastable ... ok
[INFO] [stdout] test units::errstacks_result_ext_tests::attach_with_is_lazy_on_ok ... ok
[INFO] [stdout] test units::errstacks_result_ext_tests::attach_on_ok_is_passthrough ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests foundation_errstacks
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 76) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 110) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 161) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 76) stdout ----
[INFO] [stdout] error: cannot find derive macro `From` in this scope
[INFO] [stdout]   --> src/lib.rs:89:33
[INFO] [stdout]    |
[INFO] [stdout] 89 | #[derive(Debug, Display, Error, From)]
[INFO] [stdout]    |                                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `From` is a trait, not a derive macro
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/convert/mod.rs:588:0
[INFO] [stdout]    = help: consider implementing `From` for your type manually
[INFO] [stdout] help: the derive macro `From` accepts the similarly named `from` attribute (notice the capitalization)
[INFO] [stdout]    |
[INFO] [stdout] 89 - #[derive(Debug, Display, Error, From)]
[INFO] [stdout] 89 + #[derive(Debug, Display, Error, from)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 110) stdout ----
[INFO] [stdout] error: cannot find derive macro `From` in this scope
[INFO] [stdout]    --> src/lib.rs:116:33
[INFO] [stdout]     |
[INFO] [stdout] 116 | #[derive(Debug, Display, Error, From)]
[INFO] [stdout]     |                                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `From` is a trait, not a derive macro
[INFO] [stdout]    --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/convert/mod.rs:588:0
[INFO] [stdout]     = help: consider implementing `From` for your type manually
[INFO] [stdout] help: the derive macro `From` accepts the similarly named `from` attribute (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 116 - #[derive(Debug, Display, Error, From)]
[INFO] [stdout] 116 + #[derive(Debug, Display, Error, from)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 110)
[INFO] [stdout]     src/lib.rs - (line 76)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a", kill_on_drop: false }`
[INFO] [stdout] f7d891bd6e7116b290a656fc11d2e34c2476c03dbce45b84eca683fa547c7e2a
