[INFO] fetching crate eros 0.2.0...
[INFO] testing eros-0.2.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate eros 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate eros 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate eros 0.2.0
[INFO] tweaked toml for crates.io crate eros 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate eros 0.2.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate eros 0.2.0 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb79c09aa3233227caa2358d4c35e38d3a89bae8ccc34fb54e4bef2c9302677a
[INFO] running `Command { std: "docker" "start" "-a" "cb79c09aa3233227caa2358d4c35e38d3a89bae8ccc34fb54e4bef2c9302677a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb79c09aa3233227caa2358d4c35e38d3a89bae8ccc34fb54e4bef2c9302677a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb79c09aa3233227caa2358d4c35e38d3a89bae8ccc34fb54e4bef2c9302677a", kill_on_drop: false }`
[INFO] [stdout] cb79c09aa3233227caa2358d4c35e38d3a89bae8ccc34fb54e4bef2c9302677a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4104ad082148988c724ce1546a5bc6fd66a07cd5f0577609162139f51d5c6fff
[INFO] running `Command { std: "docker" "start" "-a" "4104ad082148988c724ce1546a5bc6fd66a07cd5f0577609162139f51d5c6fff", kill_on_drop: false }`
[INFO] [stderr]    Compiling eros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "4104ad082148988c724ce1546a5bc6fd66a07cd5f0577609162139f51d5c6fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4104ad082148988c724ce1546a5bc6fd66a07cd5f0577609162139f51d5c6fff", kill_on_drop: false }`
[INFO] [stdout] 4104ad082148988c724ce1546a5bc6fd66a07cd5f0577609162139f51d5c6fff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a97f4db82e28fa162f6493f31d88a8ea83045a7c84f64947ac7f375ae2de5602
[INFO] running `Command { std: "docker" "start" "-a" "a97f4db82e28fa162f6493f31d88a8ea83045a7c84f64947ac7f375ae2de5602", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.33
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling bitflags v2.9.2
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling toml_writer v1.0.2
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.7.0
[INFO] [stderr]    Compiling serde_spanned v1.0.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling toml v0.9.5
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling trybuild v1.0.110
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling reqwest v0.12.23
[INFO] [stderr]    Compiling eros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `is_hit` is never read
[INFO] [stdout]    --> tests/usability.rs:150:13
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let mut is_hit = false;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> tests/usability.rs:152:15
[INFO] [stdout]     |
[INFO] [stdout] 152 |         E2::A(u) => {
[INFO] [stdout]     |               ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> tests/usability.rs:155:15
[INFO] [stdout]     |
[INFO] [stdout] 155 |         E2::B(s) => {
[INFO] [stdout]     |               ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_hit` is never read
[INFO] [stdout]    --> tests/usability.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     is_hit = false;
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> tests/usability.rs:162:15
[INFO] [stdout]     |
[INFO] [stdout] 162 |         E2::A(u) => {
[INFO] [stdout]     |               ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> tests/usability.rs:165:15
[INFO] [stdout]     |
[INFO] [stdout] 165 |         E2::B(s) => {
[INFO] [stdout]     |               ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_hit` is never read
[INFO] [stdout]    --> tests/usability.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let mut is_hit: bool = false;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5m 13s
[INFO] running `Command { std: "docker" "inspect" "a97f4db82e28fa162f6493f31d88a8ea83045a7c84f64947ac7f375ae2de5602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a97f4db82e28fa162f6493f31d88a8ea83045a7c84f64947ac7f375ae2de5602", kill_on_drop: false }`
[INFO] [stdout] a97f4db82e28fa162f6493f31d88a8ea83045a7c84f64947ac7f375ae2de5602
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1782de0fd9b4aad0d6c69b4ff79c8038399b4c1e4c5a37a48c6b5421a3f97fe
[INFO] running `Command { std: "docker" "start" "-a" "e1782de0fd9b4aad0d6c69b4ff79c8038399b4c1e4c5a37a48c6b5421a3f97fe", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `is_hit` is never read
[INFO] [stderr]    --> tests/usability.rs:150:13
[INFO] [stderr]     |
[INFO] [stderr] 150 |     let mut is_hit = false;
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> tests/usability.rs:152:15
[INFO] [stderr]     |
[INFO] [stderr] 152 |         E2::A(u) => {
[INFO] [stderr]     |               ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> tests/usability.rs:155:15
[INFO] [stderr]     |
[INFO] [stderr] 155 |         E2::B(s) => {
[INFO] [stderr]     |               ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_hit` is never read
[INFO] [stderr]    --> tests/usability.rs:160:5
[INFO] [stderr]     |
[INFO] [stderr] 160 |     is_hit = false;
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> tests/usability.rs:162:15
[INFO] [stderr]     |
[INFO] [stderr] 162 |         E2::A(u) => {
[INFO] [stderr]     |               ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> tests/usability.rs:165:15
[INFO] [stderr]     |
[INFO] [stderr] 165 |         E2::B(s) => {
[INFO] [stderr]     |               ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_hit` is never read
[INFO] [stderr]    --> tests/usability.rs:185:13
[INFO] [stderr]     |
[INFO] [stderr] 185 |     let mut is_hit: bool = false;
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `eros` (test "usability") generated 7 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/eros-70c74fcf6bcd4f3e)
[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/context.rs (/opt/rustwide/target/debug/deps/context-c307ae0707ac0cf4)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test generic_error_to_error_union ... ok
[INFO] [stdout] test context_directly_on_error ... ok
[INFO] [stdout] test nesting_traced_dyn_calls - should panic ... FAILED
[INFO] [stdout] test bail ... ok
[INFO] [stderr] error: test failed, to rerun pass `--test context`
[INFO] [stdout] test generic_context_error_to_error_union ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- nesting_traced_dyn_calls stdout ----
[INFO] [stdout] note: test did not panic as expected at tests/context.rs:217:4
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     nesting_traced_dyn_calls
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e1782de0fd9b4aad0d6c69b4ff79c8038399b4c1e4c5a37a48c6b5421a3f97fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1782de0fd9b4aad0d6c69b4ff79c8038399b4c1e4c5a37a48c6b5421a3f97fe", kill_on_drop: false }`
[INFO] [stdout] e1782de0fd9b4aad0d6c69b4ff79c8038399b4c1e4c5a37a48c6b5421a3f97fe
