[INFO] cloning repository https://github.com/itadinanta/exrtest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/itadinanta/exrtest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitadinanta%2Fexrtest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitadinanta%2Fexrtest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f69dd4fe399cdb59a087d682515f1cb0e97d721f
[INFO] testing itadinanta/exrtest against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitadinanta%2Fexrtest" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/itadinanta/exrtest on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/itadinanta/exrtest
[INFO] finished tweaking git repo https://github.com/itadinanta/exrtest
[INFO] tweaked toml for git repo https://github.com/itadinanta/exrtest written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/itadinanta/exrtest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] feb6e7ac49c34d3831edb376ddb5890c98aa860fe5e3578925bc7877c19029b5
[INFO] running `Command { std: "docker" "start" "-a" "feb6e7ac49c34d3831edb376ddb5890c98aa860fe5e3578925bc7877c19029b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "feb6e7ac49c34d3831edb376ddb5890c98aa860fe5e3578925bc7877c19029b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feb6e7ac49c34d3831edb376ddb5890c98aa860fe5e3578925bc7877c19029b5", kill_on_drop: false }`
[INFO] [stdout] feb6e7ac49c34d3831edb376ddb5890c98aa860fe5e3578925bc7877c19029b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51bdd47f3b246709ca1a0049c6d30bdd5e33ab15b50d2e3941df28e78c71f831
[INFO] running `Command { std: "docker" "start" "-a" "51bdd47f3b246709ca1a0049c6d30bdd5e33ab15b50d2e3941df28e78c71f831", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.37
[INFO] [stderr]    Compiling num-traits v0.2.1
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling cgmath v0.16.0
[INFO] [stderr]    Compiling half v1.0.2
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling itertools v0.7.6
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling deflate v0.7.17
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling openexr-sys v0.5.0
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.42
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling ordered-float v0.5.0
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling rayon v1.0.0
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling openexr v0.5.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.14
[INFO] [stderr]    Compiling serde_yaml v0.7.3
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling serde-value v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.10
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling log4rs v0.8.0
[INFO] [stderr]    Compiling exrtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let args = env::args_os().collect::<Vec<_>>();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.45s
[INFO] running `Command { std: "docker" "inspect" "51bdd47f3b246709ca1a0049c6d30bdd5e33ab15b50d2e3941df28e78c71f831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51bdd47f3b246709ca1a0049c6d30bdd5e33ab15b50d2e3941df28e78c71f831", kill_on_drop: false }`
[INFO] [stdout] 51bdd47f3b246709ca1a0049c6d30bdd5e33ab15b50d2e3941df28e78c71f831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79060c28c4c95558dfbdb5abfa3f80b6b30d60408ecbadbcdf202854497c2722
[INFO] running `Command { std: "docker" "start" "-a" "79060c28c4c95558dfbdb5abfa3f80b6b30d60408ecbadbcdf202854497c2722", kill_on_drop: false }`
[INFO] [stderr]    Compiling exrtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let args = env::args_os().collect::<Vec<_>>();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "79060c28c4c95558dfbdb5abfa3f80b6b30d60408ecbadbcdf202854497c2722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79060c28c4c95558dfbdb5abfa3f80b6b30d60408ecbadbcdf202854497c2722", kill_on_drop: false }`
[INFO] [stdout] 79060c28c4c95558dfbdb5abfa3f80b6b30d60408ecbadbcdf202854497c2722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29765d0d671543fc11cd0bf913128619e3319e3bb70f5ec6798ba13dc44c968b
[INFO] running `Command { std: "docker" "start" "-a" "29765d0d671543fc11cd0bf913128619e3319e3bb70f5ec6798ba13dc44c968b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:12:6
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let args = env::args_os().collect::<Vec<_>>();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `exrtest` (bin "exrtest" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exrtest-18cf5432e5722975)
[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" "29765d0d671543fc11cd0bf913128619e3319e3bb70f5ec6798ba13dc44c968b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29765d0d671543fc11cd0bf913128619e3319e3bb70f5ec6798ba13dc44c968b", kill_on_drop: false }`
[INFO] [stdout] 29765d0d671543fc11cd0bf913128619e3319e3bb70f5ec6798ba13dc44c968b