[INFO] fetching crate string 0.2.1...
[INFO] testing string-0.2.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate string 0.2.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate string 0.2.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate string 0.2.1
[INFO] finished tweaking crates.io crate string 0.2.1
[INFO] tweaked toml for crates.io crate string 0.2.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5214076d5a409eb0d3fe081d147f35cb1bde6351f3765052e254c7923594eb95
[INFO] running `Command { std: "docker" "start" "-a" "5214076d5a409eb0d3fe081d147f35cb1bde6351f3765052e254c7923594eb95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5214076d5a409eb0d3fe081d147f35cb1bde6351f3765052e254c7923594eb95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5214076d5a409eb0d3fe081d147f35cb1bde6351f3765052e254c7923594eb95", kill_on_drop: false }`
[INFO] [stdout] 5214076d5a409eb0d3fe081d147f35cb1bde6351f3765052e254c7923594eb95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d592ec198e793af8dd78b5ba28eb252afb86914cb02a8377524c942f7f1a558
[INFO] running `Command { std: "docker" "start" "-a" "1d592ec198e793af8dd78b5ba28eb252afb86914cb02a8377524c942f7f1a558", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling string v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "1d592ec198e793af8dd78b5ba28eb252afb86914cb02a8377524c942f7f1a558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d592ec198e793af8dd78b5ba28eb252afb86914cb02a8377524c942f7f1a558", kill_on_drop: false }`
[INFO] [stdout] 1d592ec198e793af8dd78b5ba28eb252afb86914cb02a8377524c942f7f1a558
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2674ac4728b1bf623559d23a026aed56788faebfc9a1ddeec3ddfe7319888754
[INFO] running `Command { std: "docker" "start" "-a" "2674ac4728b1bf623559d23a026aed56788faebfc9a1ddeec3ddfe7319888754", kill_on_drop: false }`
[INFO] [stderr]    Compiling string v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "2674ac4728b1bf623559d23a026aed56788faebfc9a1ddeec3ddfe7319888754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2674ac4728b1bf623559d23a026aed56788faebfc9a1ddeec3ddfe7319888754", kill_on_drop: false }`
[INFO] [stdout] 2674ac4728b1bf623559d23a026aed56788faebfc9a1ddeec3ddfe7319888754
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3da4024aea43a3755cf4c9f63430ed9a32efb96860f99cc5fb1d399adbc72080
[INFO] running `Command { std: "docker" "start" "-a" "3da4024aea43a3755cf4c9f63430ed9a32efb96860f99cc5fb1d399adbc72080", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/string-9ac13ffe22a3cd17)
[INFO] [stdout] test test::test_try_from_bytes ... ok
[INFO] [stderr]    Doc-tests string
[INFO] [stdout] test test::test_from_std_string ... ok
[INFO] [stdout] test test::test_from_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - String::new (line 114) ... ok
[INFO] [stdout] test src/lib.rs - String<T>::into_inner (line 80) ... ok
[INFO] [stdout] test src/lib.rs - String<T>::from_str (line 93) ... ok
[INFO] [stdout] test src/lib.rs - String<T>::get_mut (line 64) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - String<T>::get_ref (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3da4024aea43a3755cf4c9f63430ed9a32efb96860f99cc5fb1d399adbc72080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da4024aea43a3755cf4c9f63430ed9a32efb96860f99cc5fb1d399adbc72080", kill_on_drop: false }`
[INFO] [stdout] 3da4024aea43a3755cf4c9f63430ed9a32efb96860f99cc5fb1d399adbc72080