[INFO] fetching crate string_util 0.1.0...
[INFO] testing string_util-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate string_util 0.1.0 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate string_util 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate string_util 0.1.0
[INFO] finished tweaking crates.io crate string_util 0.1.0
[INFO] tweaked toml for crates.io crate string_util 0.1.0 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 946cfe9949a7f1a9706b092a7a4a6a9184f628e86be9aa48403df7b824e8fc61
[INFO] running `Command { std: "docker" "start" "-a" "946cfe9949a7f1a9706b092a7a4a6a9184f628e86be9aa48403df7b824e8fc61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "946cfe9949a7f1a9706b092a7a4a6a9184f628e86be9aa48403df7b824e8fc61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946cfe9949a7f1a9706b092a7a4a6a9184f628e86be9aa48403df7b824e8fc61", kill_on_drop: false }`
[INFO] [stdout] 946cfe9949a7f1a9706b092a7a4a6a9184f628e86be9aa48403df7b824e8fc61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4c67d6f28c81cdd8f56d339c87090a9ae00512d1e9c7816ded76e4fa41e39cc
[INFO] running `Command { std: "docker" "start" "-a" "d4c67d6f28c81cdd8f56d339c87090a9ae00512d1e9c7816ded76e4fa41e39cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling string_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "d4c67d6f28c81cdd8f56d339c87090a9ae00512d1e9c7816ded76e4fa41e39cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c67d6f28c81cdd8f56d339c87090a9ae00512d1e9c7816ded76e4fa41e39cc", kill_on_drop: false }`
[INFO] [stdout] d4c67d6f28c81cdd8f56d339c87090a9ae00512d1e9c7816ded76e4fa41e39cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b29feb291c3f91f8d3fd1a0e99f49bf0473044bbacc53cfc6eaf8b99f6128903
[INFO] running `Command { std: "docker" "start" "-a" "b29feb291c3f91f8d3fd1a0e99f49bf0473044bbacc53cfc6eaf8b99f6128903", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling string_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "b29feb291c3f91f8d3fd1a0e99f49bf0473044bbacc53cfc6eaf8b99f6128903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29feb291c3f91f8d3fd1a0e99f49bf0473044bbacc53cfc6eaf8b99f6128903", kill_on_drop: false }`
[INFO] [stdout] b29feb291c3f91f8d3fd1a0e99f49bf0473044bbacc53cfc6eaf8b99f6128903
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2eb4e534ca19d457adaa6af81523e2176c2e77991840f6509c8dfbaf8508a733
[INFO] running `Command { std: "docker" "start" "-a" "2eb4e534ca19d457adaa6af81523e2176c2e77991840f6509c8dfbaf8508a733", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/string_util-6acdc4105f56a224)
[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/int_tests.rs (/opt/rustwide/target/debug/deps/int_tests-31ad5b3e3e22929c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test capitalization ... ok
[INFO] [stdout] test vector_to_string ... 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]    Doc-tests string_util
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - capitalize (line 10) ... ok
[INFO] [stdout] test src/lib.rs - vec_to_delimited_str (line 50) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2eb4e534ca19d457adaa6af81523e2176c2e77991840f6509c8dfbaf8508a733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eb4e534ca19d457adaa6af81523e2176c2e77991840f6509c8dfbaf8508a733", kill_on_drop: false }`
[INFO] [stdout] 2eb4e534ca19d457adaa6af81523e2176c2e77991840f6509c8dfbaf8508a733