[INFO] fetching crate flexstr 0.9.2...
[INFO] testing flexstr-0.9.2 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate flexstr 0.9.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate flexstr 0.9.2
[INFO] finished tweaking crates.io crate flexstr 0.9.2
[INFO] tweaked toml for crates.io crate flexstr 0.9.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flexstr 0.9.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding ufmt v0.1.2 (available: v0.2.0)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 02f2baad27d5d3f8379f031d7c23cec9a89d8596eed95560d4eb285bfacd7004
[INFO] running `Command { std: "docker" "start" "-a" "02f2baad27d5d3f8379f031d7c23cec9a89d8596eed95560d4eb285bfacd7004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02f2baad27d5d3f8379f031d7c23cec9a89d8596eed95560d4eb285bfacd7004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f2baad27d5d3f8379f031d7c23cec9a89d8596eed95560d4eb285bfacd7004", kill_on_drop: false }`
[INFO] [stdout] 02f2baad27d5d3f8379f031d7c23cec9a89d8596eed95560d4eb285bfacd7004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4b191de75d8c4ff44f7d2a9d1f0eda0ae6f5fb7439d68fb8ee78c14aefe77507
[INFO] running `Command { std: "docker" "start" "-a" "4b191de75d8c4ff44f7d2a9d1f0eda0ae6f5fb7439d68fb8ee78c14aefe77507", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexstr v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "4b191de75d8c4ff44f7d2a9d1f0eda0ae6f5fb7439d68fb8ee78c14aefe77507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b191de75d8c4ff44f7d2a9d1f0eda0ae6f5fb7439d68fb8ee78c14aefe77507", kill_on_drop: false }`
[INFO] [stdout] 4b191de75d8c4ff44f7d2a9d1f0eda0ae6f5fb7439d68fb8ee78c14aefe77507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d5fd83a951edc63cf67f622de3accc7fdc074f16ff044e9872ce9debf5b25f07
[INFO] running `Command { std: "docker" "start" "-a" "d5fd83a951edc63cf67f622de3accc7fdc074f16ff044e9872ce9debf5b25f07", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling flexstr v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 35.64s
[INFO] running `Command { std: "docker" "inspect" "d5fd83a951edc63cf67f622de3accc7fdc074f16ff044e9872ce9debf5b25f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5fd83a951edc63cf67f622de3accc7fdc074f16ff044e9872ce9debf5b25f07", kill_on_drop: false }`
[INFO] [stdout] d5fd83a951edc63cf67f622de3accc7fdc074f16ff044e9872ce9debf5b25f07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9c5fff89d80e2b3ac77080c8f845b7e7dd8feabb82a1945ee4ac99580696c51e
[INFO] running `Command { std: "docker" "start" "-a" "9c5fff89d80e2b3ac77080c8f845b7e7dd8feabb82a1945ee4ac99580696c51e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flexstr-0a2abc93f30e86a6)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test builder::tests::flex_str_builder_promotion ... ok
[INFO] [stdout] test builder::tests::string_buffer ... ok
[INFO] [stdout] test storage::inline::tests::bad_init ... ok
[INFO] [stdout] test storage::inline::tests::empty ... ok
[INFO] [stdout] test storage::inline::tests::bad_concat ... ok
[INFO] [stdout] test storage::inline::tests::good_concat ... ok
[INFO] [stdout] test storage::inline::tests::good_init ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flexstr
[INFO] [stderr] error: couldn't read `src/../../README.md`: No such file or directory (os error 2)
[INFO] [stderr]    --> src/lib.rs:119:24
[INFO] [stderr]     |
[INFO] [stderr] 119 |     external_doc_test!(include_str!("../../README.md"));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 1 previous error
[INFO] [stderr] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/733b47ea4b1b86216f14ef56e49440c33933f230/bin/rustdoc --edition=2021 --crate-type lib --color auto --crate-name flexstr --test src/lib.rs --test-run-directory /opt/rustwide/workdir -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern flexstr=/opt/rustwide/target/debug/deps/libflexstr-c0588a5190672588.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-8b89cf360d7fc6e3.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-8ae31bfa79b6204e.rlib --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-637a4f0624448cb4.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "fast_format", "fp_convert", "int_convert", "itoa", "ryu", "serde", "std", "ufmt", "ufmt-write"))' --cap-lints=forbid --error-format human` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --nocapture to the harness.
[INFO] running `Command { std: "docker" "inspect" "9c5fff89d80e2b3ac77080c8f845b7e7dd8feabb82a1945ee4ac99580696c51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5fff89d80e2b3ac77080c8f845b7e7dd8feabb82a1945ee4ac99580696c51e", kill_on_drop: false }`
[INFO] [stdout] 9c5fff89d80e2b3ac77080c8f845b7e7dd8feabb82a1945ee4ac99580696c51e
