[INFO] fetching crate mkdosfs 0.2.4...
[INFO] testing mkdosfs-0.2.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mkdosfs 0.2.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate mkdosfs 0.2.4 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mkdosfs 0.2.4
[INFO] finished tweaking crates.io crate mkdosfs 0.2.4
[INFO] tweaked toml for crates.io crate mkdosfs 0.2.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate mkdosfs 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e76a0302f292c07929efe78712c26d1f57943de6a495ace10471fbe593717274
[INFO] running `Command { std: "docker" "start" "-a" "e76a0302f292c07929efe78712c26d1f57943de6a495ace10471fbe593717274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e76a0302f292c07929efe78712c26d1f57943de6a495ace10471fbe593717274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e76a0302f292c07929efe78712c26d1f57943de6a495ace10471fbe593717274", kill_on_drop: false }`
[INFO] [stdout] e76a0302f292c07929efe78712c26d1f57943de6a495ace10471fbe593717274
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a87fd2000da118b71be144ecc799dbbe1085d2c3892745452420e49bbf334d5
[INFO] running `Command { std: "docker" "start" "-a" "4a87fd2000da118b71be144ecc799dbbe1085d2c3892745452420e49bbf334d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling time v0.3.5
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling tracing-subscriber v0.3.3
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling mkdosfs v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.96s
[INFO] running `Command { std: "docker" "inspect" "4a87fd2000da118b71be144ecc799dbbe1085d2c3892745452420e49bbf334d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a87fd2000da118b71be144ecc799dbbe1085d2c3892745452420e49bbf334d5", kill_on_drop: false }`
[INFO] [stdout] 4a87fd2000da118b71be144ecc799dbbe1085d2c3892745452420e49bbf334d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cb93de401892948100e3f686b10e0b436b978f6dd15fc98cbfacc17159c7335
[INFO] running `Command { std: "docker" "start" "-a" "0cb93de401892948100e3f686b10e0b436b978f6dd15fc98cbfacc17159c7335", kill_on_drop: false }`
[INFO] [stderr]    Compiling mkdosfs v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mkdosfs-16ff6bcc10cfdae2)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/mkdosfs-21e1e3ec1042d5de)
[INFO] running `Command { std: "docker" "inspect" "0cb93de401892948100e3f686b10e0b436b978f6dd15fc98cbfacc17159c7335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cb93de401892948100e3f686b10e0b436b978f6dd15fc98cbfacc17159c7335", kill_on_drop: false }`
[INFO] [stdout] 0cb93de401892948100e3f686b10e0b436b978f6dd15fc98cbfacc17159c7335
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6526f688c7a7f897c24ef8ef420210cb25bdff3fe390958048ec1d75fb2a33a
[INFO] running `Command { std: "docker" "start" "-a" "d6526f688c7a7f897c24ef8ef420210cb25bdff3fe390958048ec1d75fb2a33a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mkdosfs-16ff6bcc10cfdae2)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mkdosfs-21e1e3ec1042d5de)
[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] [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" "d6526f688c7a7f897c24ef8ef420210cb25bdff3fe390958048ec1d75fb2a33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6526f688c7a7f897c24ef8ef420210cb25bdff3fe390958048ec1d75fb2a33a", kill_on_drop: false }`
[INFO] [stdout] d6526f688c7a7f897c24ef8ef420210cb25bdff3fe390958048ec1d75fb2a33a