[INFO] fetching crate string-alloc 0.0.3...
[INFO] testing string-alloc-0.0.3 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate string-alloc 0.0.3 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate string-alloc 0.0.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate string-alloc 0.0.3
[INFO] tweaked toml for crates.io crate string-alloc 0.0.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate string-alloc 0.0.3 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate string-alloc 0.0.3 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b870ed67f5612046e2a0af6b844555e9aa0845f15d0af337f09dae42aea2d1d
[INFO] running `Command { std: "docker" "start" "-a" "4b870ed67f5612046e2a0af6b844555e9aa0845f15d0af337f09dae42aea2d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b870ed67f5612046e2a0af6b844555e9aa0845f15d0af337f09dae42aea2d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b870ed67f5612046e2a0af6b844555e9aa0845f15d0af337f09dae42aea2d1d", kill_on_drop: false }`
[INFO] [stdout] 4b870ed67f5612046e2a0af6b844555e9aa0845f15d0af337f09dae42aea2d1d
[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" "-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94b69a4ab4720e6ad5c91577a3e6d3e9dd30e8daa1d865186bc020f19569209f
[INFO] running `Command { std: "docker" "start" "-a" "94b69a4ab4720e6ad5c91577a3e6d3e9dd30e8daa1d865186bc020f19569209f", kill_on_drop: false }`
[INFO] [stderr]    Compiling string-alloc v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "94b69a4ab4720e6ad5c91577a3e6d3e9dd30e8daa1d865186bc020f19569209f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b69a4ab4720e6ad5c91577a3e6d3e9dd30e8daa1d865186bc020f19569209f", kill_on_drop: false }`
[INFO] [stdout] 94b69a4ab4720e6ad5c91577a3e6d3e9dd30e8daa1d865186bc020f19569209f
[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" "-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea75f4ea224f29b52a0bf989eaa85bf3bc71124b6f0816a3c7e55aaf2612f5e4
[INFO] running `Command { std: "docker" "start" "-a" "ea75f4ea224f29b52a0bf989eaa85bf3bc71124b6f0816a3c7e55aaf2612f5e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling string-alloc v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "ea75f4ea224f29b52a0bf989eaa85bf3bc71124b6f0816a3c7e55aaf2612f5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea75f4ea224f29b52a0bf989eaa85bf3bc71124b6f0816a3c7e55aaf2612f5e4", kill_on_drop: false }`
[INFO] [stdout] ea75f4ea224f29b52a0bf989eaa85bf3bc71124b6f0816a3c7e55aaf2612f5e4
[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" "-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3b6f43e7035ce34740f428018369cf7fa1f1c589bdabf22648cc1bfef407b6a5
[INFO] running `Command { std: "docker" "start" "-a" "3b6f43e7035ce34740f428018369cf7fa1f1c589bdabf22648cc1bfef407b6a5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/string_alloc-c4171696e47bb953)
[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/format.rs (/opt/rustwide/target/debug/deps/format-bf660fc06614b30b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_format_macro_direct ... ok
[INFO] [stdout] test test_format_macro ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serde.rs (/opt/rustwide/target/debug/deps/serde-a4c08cb76bc21e8c)
[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/string.rs (/opt/rustwide/target/debug/deps/string-0c22f842a6e9615d)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_basic_construction ... ok
[INFO] [stdout] test test_capacity_edge_cases ... ok
[INFO] [stdout] test test_edge_cases ... ok
[INFO] [stdout] test test_allocator_edge_cases ... ok
[INFO] [stdout] test test_from_conversions ... ok
[INFO] [stdout] test test_complex_operations ... ok
[INFO] [stdout] test test_traits_and_deref ... ok
[INFO] [stdout] test test_utf8_conversions ... ok
[INFO] [stdout] test test_utf8_edge_cases ... ok
[INFO] [stdout] test test_string_manipulation ... ok
[INFO] [stdout] test test_workarounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests string_alloc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/string.rs - string::format_in (line 331) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3b6f43e7035ce34740f428018369cf7fa1f1c589bdabf22648cc1bfef407b6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6f43e7035ce34740f428018369cf7fa1f1c589bdabf22648cc1bfef407b6a5", kill_on_drop: false }`
[INFO] [stdout] 3b6f43e7035ce34740f428018369cf7fa1f1c589bdabf22648cc1bfef407b6a5