[INFO] fetching crate imghdr 0.7.0...
[INFO] testing imghdr-0.7.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate imghdr 0.7.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate imghdr 0.7.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate imghdr 0.7.0
[INFO] tweaked toml for crates.io crate imghdr 0.7.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate imghdr 0.7.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 52 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.2.11 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4775dc7597006f6f9f969329156f2e7dfb401b942da402e1cbfe97a47dd07f9d
[INFO] running `Command { std: "docker" "start" "-a" "4775dc7597006f6f9f969329156f2e7dfb401b942da402e1cbfe97a47dd07f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4775dc7597006f6f9f969329156f2e7dfb401b942da402e1cbfe97a47dd07f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4775dc7597006f6f9f969329156f2e7dfb401b942da402e1cbfe97a47dd07f9d", kill_on_drop: false }`
[INFO] [stdout] 4775dc7597006f6f9f969329156f2e7dfb401b942da402e1cbfe97a47dd07f9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 529125755fdb27feedea8ab1954c0b25d3e625decaec2c2335ba2c5c62ac3be4
[INFO] running `Command { std: "docker" "start" "-a" "529125755fdb27feedea8ab1954c0b25d3e625decaec2c2335ba2c5c62ac3be4", kill_on_drop: false }`
[INFO] [stderr]    Compiling imghdr v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "529125755fdb27feedea8ab1954c0b25d3e625decaec2c2335ba2c5c62ac3be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "529125755fdb27feedea8ab1954c0b25d3e625decaec2c2335ba2c5c62ac3be4", kill_on_drop: false }`
[INFO] [stdout] 529125755fdb27feedea8ab1954c0b25d3e625decaec2c2335ba2c5c62ac3be4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4912b8881c03b973f26ee5b5d5e7da9a03168c676a2e5a9ade37b13b6df90ce4
[INFO] running `Command { std: "docker" "start" "-a" "4912b8881c03b973f26ee5b5d5e7da9a03168c676a2e5a9ade37b13b6df90ce4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling imghdr v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.84s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "4912b8881c03b973f26ee5b5d5e7da9a03168c676a2e5a9ade37b13b6df90ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4912b8881c03b973f26ee5b5d5e7da9a03168c676a2e5a9ade37b13b6df90ce4", kill_on_drop: false }`
[INFO] [stdout] 4912b8881c03b973f26ee5b5d5e7da9a03168c676a2e5a9ade37b13b6df90ce4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d150a3f7293858d45a6bdc11bf3518a4fa59ea35635ac5b6d69b431e1b23b4d4
[INFO] running `Command { std: "docker" "start" "-a" "d150a3f7293858d45a6bdc11bf3518a4fa59ea35635ac5b6d69b431e1b23b4d4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/imghdr-f5d3c68a5192c3a6)
[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/mod.rs (/opt/rustwide/target/debug/deps/mod-cdd25a97e744b055)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test test_bgp ... ok
[INFO] [stdout] test test_flif ... ok
[INFO] [stdout] test test_bmp ... ok
[INFO] [stdout] test test_gif ... ok
[INFO] [stdout] test test_ico ... ok
[INFO] [stdout] test test_not_a_image ... ok
[INFO] [stdout] test test_pgm ... ok
[INFO] [stdout] test test_pbm ... ok
[INFO] [stdout] test test_png ... ok
[INFO] [stdout] test test_rgbe ... ok
[INFO] [stdout] test test_rgb ... ok
[INFO] [stdout] test test_webp ... ok
[INFO] [stdout] test test_tiff ... ok
[INFO] [stdout] test test_ppm ... ok
[INFO] [stdout] test test_xbm ... ok
[INFO] [stdout] test test_exr ... ok
[INFO] [stdout] test test_jpeg ... ok
[INFO] [stdout] test test_not_a_file - should panic ... ok
[INFO] [stderr]    Doc-tests imghdr
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/std_ext.rs - std_ext::from_file (line 45) ... ok
[INFO] [stdout] test src/std_ext.rs - std_ext::from_reader (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.84s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d150a3f7293858d45a6bdc11bf3518a4fa59ea35635ac5b6d69b431e1b23b4d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d150a3f7293858d45a6bdc11bf3518a4fa59ea35635ac5b6d69b431e1b23b4d4", kill_on_drop: false }`
[INFO] [stdout] d150a3f7293858d45a6bdc11bf3518a4fa59ea35635ac5b6d69b431e1b23b4d4