[INFO] fetching crate errs 0.2.0...
[INFO] testing errs-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate errs 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate errs 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate errs 0.2.0
[INFO] tweaked toml for crates.io crate errs 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate errs 0.2.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate errs 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2e762fc7dd20a097df233d69deb5eb65982ddc2741f3a4006dc97b47cfebf76
[INFO] running `Command { std: "docker" "start" "-a" "d2e762fc7dd20a097df233d69deb5eb65982ddc2741f3a4006dc97b47cfebf76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2e762fc7dd20a097df233d69deb5eb65982ddc2741f3a4006dc97b47cfebf76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e762fc7dd20a097df233d69deb5eb65982ddc2741f3a4006dc97b47cfebf76", kill_on_drop: false }`
[INFO] [stdout] d2e762fc7dd20a097df233d69deb5eb65982ddc2741f3a4006dc97b47cfebf76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 246227f5675585961d3d3d13e76db64bd7b0e5fd78a0bbdd1d9d0b2d44fbe45d
[INFO] running `Command { std: "docker" "start" "-a" "246227f5675585961d3d3d13e76db64bd7b0e5fd78a0bbdd1d9d0b2d44fbe45d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling errs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/err/mod.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::sync::{self, atomic};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.24s
[INFO] running `Command { std: "docker" "inspect" "246227f5675585961d3d3d13e76db64bd7b0e5fd78a0bbdd1d9d0b2d44fbe45d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "246227f5675585961d3d3d13e76db64bd7b0e5fd78a0bbdd1d9d0b2d44fbe45d", kill_on_drop: false }`
[INFO] [stdout] 246227f5675585961d3d3d13e76db64bd7b0e5fd78a0bbdd1d9d0b2d44fbe45d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6982fe5ba19dd61e4785119e1bc6608f0e3e907ad86f30702796940c86be5cf6
[INFO] running `Command { std: "docker" "start" "-a" "6982fe5ba19dd61e4785119e1bc6608f0e3e907ad86f30702796940c86be5cf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling winnow v0.7.7
[INFO] [stderr]    Compiling toml_write v0.1.1
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/err/mod.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::sync::{self, atomic};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]    Compiling toml v0.8.22
[INFO] [stderr]    Compiling trybuild v1.0.104
[INFO] [stderr]    Compiling errs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/err/mod.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::sync::{self, atomic};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.86s
[INFO] running `Command { std: "docker" "inspect" "6982fe5ba19dd61e4785119e1bc6608f0e3e907ad86f30702796940c86be5cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6982fe5ba19dd61e4785119e1bc6608f0e3e907ad86f30702796940c86be5cf6", kill_on_drop: false }`
[INFO] [stdout] 6982fe5ba19dd61e4785119e1bc6608f0e3e907ad86f30702796940c86be5cf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 0ce78c141962519ba2e1feda4fd4dd31b0626717d349dbf6b998a7deb0dea2b8
[INFO] running `Command { std: "docker" "start" "-a" "0ce78c141962519ba2e1feda4fd4dd31b0626717d349dbf6b998a7deb0dea2b8", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]   --> src/err/mod.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::sync::{self, atomic};
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `errs` (lib) generated 1 warning (run `cargo fix --lib -p errs` to apply 1 suggestion)
[INFO] [stderr] warning: `errs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/errs-d36024142189ff31)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test err::tests_of_err::match_statement_for_reason::reason_is_enum ... ok
[INFO] [stdout] test err::tests_of_err::test_of_new::reaason_is_an_unit ... ok
[INFO] [stdout] test err::tests_of_err::test_of_new::reason_is_a_boolean ... ok
[INFO] [stdout] test err::tests_of_err::test_of_new::reason_is_a_number ... ok
[INFO] [stdout] test err::tests_of_err::test_of_new::source_is_a_custom_error ... ok
[INFO] [stdout] test err::tests_of_err::test_of_new::reason_is_a_string ... ok
[INFO] [stdout] test err::tests_of_err::test_of_new::source_is_a_standard_error ... ok
[INFO] [stdout] test err::tests_of_err::test_of_new::reason_is_a_struct ... ok
[INFO] [stdout] test err::tests_of_err::test_of_new::reason_is_enum ... ok
[INFO] [stdout] test err::tests_of_err::test_of_new::source_is_also_a_errs_err ... ok
[INFO] [stdout] test err::tests_of_err::test_of_drop::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/errs_test.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/errs_test-b2d24d2cb59346e1)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test integration_tests_of_err::should_create_err_and_identify_reason ... ok
[INFO] [stdout] test integration_tests_of_err::should_get_source_of_err ... ok
[INFO] [stdout] test integration_tests_of_err::should_output_err_in_debug_format ... ok
[INFO] [stdout] test integration_tests_of_err::should_output_err_in_display_format ... ok
[INFO] [stdout] test integration_tests_of_err::should_match_reason ... ok
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking chrono v0.4.40
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking errs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/err/mod.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::sync::{self, atomic};
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `errs` (lib) generated 1 warning (run `cargo fix --lib -p errs` to apply 1 suggestion)
[INFO] [stderr]     Checking errs-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/errs)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.97s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/compile_errors/lifetime_of_reason_in_dropped_errs.rs ... ok
[INFO] [stderr] test tests/compile_errors/lifetime_of_returned_reason_in_errs.rs ... ok
[INFO] [stderr] 
[INFO] [stdout] test compile_error_check ... ok
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ce78c141962519ba2e1feda4fd4dd31b0626717d349dbf6b998a7deb0dea2b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ce78c141962519ba2e1feda4fd4dd31b0626717d349dbf6b998a7deb0dea2b8", kill_on_drop: false }`
[INFO] [stdout] 0ce78c141962519ba2e1feda4fd4dd31b0626717d349dbf6b998a7deb0dea2b8