[INFO] fetching crate file_wrap 0.2.0...
[INFO] testing file_wrap-0.2.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate file_wrap 0.2.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate file_wrap 0.2.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate file_wrap 0.2.0
[INFO] finished tweaking crates.io crate file_wrap 0.2.0
[INFO] tweaked toml for crates.io crate file_wrap 0.2.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 568d27271431e058774e6cddc963db666f5d93e5916bbdf1674fb711e582af23
[INFO] running `Command { std: "docker" "start" "-a" "568d27271431e058774e6cddc963db666f5d93e5916bbdf1674fb711e582af23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "568d27271431e058774e6cddc963db666f5d93e5916bbdf1674fb711e582af23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568d27271431e058774e6cddc963db666f5d93e5916bbdf1674fb711e582af23", kill_on_drop: false }`
[INFO] [stdout] 568d27271431e058774e6cddc963db666f5d93e5916bbdf1674fb711e582af23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c944f1d0f14e8d9588baf0cafc43679d1be52ad9272d8a9f35d5ac994618ba2b
[INFO] running `Command { std: "docker" "start" "-a" "c944f1d0f14e8d9588baf0cafc43679d1be52ad9272d8a9f35d5ac994618ba2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling file_wrap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.34s
[INFO] running `Command { std: "docker" "inspect" "c944f1d0f14e8d9588baf0cafc43679d1be52ad9272d8a9f35d5ac994618ba2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c944f1d0f14e8d9588baf0cafc43679d1be52ad9272d8a9f35d5ac994618ba2b", kill_on_drop: false }`
[INFO] [stdout] c944f1d0f14e8d9588baf0cafc43679d1be52ad9272d8a9f35d5ac994618ba2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c97f349f3cab08b149589443223584d3762337469e0bf1533a2bf1da122d22c1
[INFO] running `Command { std: "docker" "start" "-a" "c97f349f3cab08b149589443223584d3762337469e0bf1533a2bf1da122d22c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling file_wrap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "c97f349f3cab08b149589443223584d3762337469e0bf1533a2bf1da122d22c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97f349f3cab08b149589443223584d3762337469e0bf1533a2bf1da122d22c1", kill_on_drop: false }`
[INFO] [stdout] c97f349f3cab08b149589443223584d3762337469e0bf1533a2bf1da122d22c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45aad734db0f694f4b06acdacfa526b8bdbd52e3c1bd353dc99519cdb8eb437a
[INFO] running `Command { std: "docker" "start" "-a" "45aad734db0f694f4b06acdacfa526b8bdbd52e3c1bd353dc99519cdb8eb437a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/file_wrap-f3206a134771999d)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests file_wrap
[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] [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] running `Command { std: "docker" "inspect" "45aad734db0f694f4b06acdacfa526b8bdbd52e3c1bd353dc99519cdb8eb437a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45aad734db0f694f4b06acdacfa526b8bdbd52e3c1bd353dc99519cdb8eb437a", kill_on_drop: false }`
[INFO] [stdout] 45aad734db0f694f4b06acdacfa526b8bdbd52e3c1bd353dc99519cdb8eb437a