[INFO] fetching crate implex 0.0.1...
[INFO] testing implex-0.0.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate implex 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate implex 0.0.1
[INFO] finished tweaking crates.io crate implex 0.0.1
[INFO] tweaked toml for crates.io crate implex 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate implex 0.0.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f99c73987731247fdc626c473d553974c8949c439e0948e3e26d384c22d40f2
[INFO] running `Command { std: "docker" "start" "-a" "7f99c73987731247fdc626c473d553974c8949c439e0948e3e26d384c22d40f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f99c73987731247fdc626c473d553974c8949c439e0948e3e26d384c22d40f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f99c73987731247fdc626c473d553974c8949c439e0948e3e26d384c22d40f2", kill_on_drop: false }`
[INFO] [stdout] 7f99c73987731247fdc626c473d553974c8949c439e0948e3e26d384c22d40f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d62a755b8478c7c41de0bc6f7946430390641d9dbeb571070b9787925ae7e9f
[INFO] running `Command { std: "docker" "start" "-a" "0d62a755b8478c7c41de0bc6f7946430390641d9dbeb571070b9787925ae7e9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling implex v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated functions `loadu32`, `loadu64`, `writeu32`, and `writeu64` are never used
[INFO] [stdout]   --> src/endian.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub trait Endian {
[INFO] [stdout]    |           ------ associated functions in this trait
[INFO] [stdout] 35 |     fn loadu16(buf: &[u8], from: usize) -> u16;
[INFO] [stdout] 36 |     fn loadu32(buf: &[u8], from: usize) -> u32;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 37 |     fn loadu64(buf: &[u8], from: usize) -> u64;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 38 |     fn writeu16<W>(w: &mut W, num: u16) -> io::Result<()> where W: io::Write;
[INFO] [stdout] 39 |     fn writeu32<W>(w: &mut W, num: u32) -> io::Result<()> where W: io::Write;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 40 |     fn writeu64<W>(w: &mut W, num: u64) -> io::Result<()> where W: io::Write;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "0d62a755b8478c7c41de0bc6f7946430390641d9dbeb571070b9787925ae7e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d62a755b8478c7c41de0bc6f7946430390641d9dbeb571070b9787925ae7e9f", kill_on_drop: false }`
[INFO] [stdout] 0d62a755b8478c7c41de0bc6f7946430390641d9dbeb571070b9787925ae7e9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc11ecac00291696f1dc5aa876499c2cba92664ec309621f55a21b223bbbb807
[INFO] running `Command { std: "docker" "start" "-a" "bc11ecac00291696f1dc5aa876499c2cba92664ec309621f55a21b223bbbb807", kill_on_drop: false }`
[INFO] [stderr]    Compiling implex v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated functions `loadu32`, `loadu64`, `writeu32`, and `writeu64` are never used
[INFO] [stdout]   --> src/endian.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub trait Endian {
[INFO] [stdout]    |           ------ associated functions in this trait
[INFO] [stdout] 35 |     fn loadu16(buf: &[u8], from: usize) -> u16;
[INFO] [stdout] 36 |     fn loadu32(buf: &[u8], from: usize) -> u32;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 37 |     fn loadu64(buf: &[u8], from: usize) -> u64;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 38 |     fn writeu16<W>(w: &mut W, num: u16) -> io::Result<()> where W: io::Write;
[INFO] [stdout] 39 |     fn writeu32<W>(w: &mut W, num: u32) -> io::Result<()> where W: io::Write;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 40 |     fn writeu64<W>(w: &mut W, num: u64) -> io::Result<()> where W: io::Write;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "bc11ecac00291696f1dc5aa876499c2cba92664ec309621f55a21b223bbbb807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc11ecac00291696f1dc5aa876499c2cba92664ec309621f55a21b223bbbb807", kill_on_drop: false }`
[INFO] [stdout] bc11ecac00291696f1dc5aa876499c2cba92664ec309621f55a21b223bbbb807
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e9cbbd57ad274b4f63c009ef7785a81415eaeafc55740ad86a626204e544268
[INFO] running `Command { std: "docker" "start" "-a" "4e9cbbd57ad274b4f63c009ef7785a81415eaeafc55740ad86a626204e544268", kill_on_drop: false }`
[INFO] [stderr] warning: associated functions `loadu32`, `loadu64`, `writeu32`, and `writeu64` are never used
[INFO] [stderr]   --> src/endian.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub trait Endian {
[INFO] [stderr]    |           ------ associated functions in this trait
[INFO] [stderr] 35 |     fn loadu16(buf: &[u8], from: usize) -> u16;
[INFO] [stderr] 36 |     fn loadu32(buf: &[u8], from: usize) -> u32;
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 37 |     fn loadu64(buf: &[u8], from: usize) -> u64;
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 38 |     fn writeu16<W>(w: &mut W, num: u16) -> io::Result<()> where W: io::Write;
[INFO] [stderr] 39 |     fn writeu32<W>(w: &mut W, num: u32) -> io::Result<()> where W: io::Write;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 40 |     fn writeu64<W>(w: &mut W, num: u64) -> io::Result<()> where W: io::Write;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `implex` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/implex-54efafa79d5869e2)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test endian::tests::dispatch ... ok
[INFO] [stdout] test endian::tests::loadu32 ... ok
[INFO] [stdout] test endian::tests::loadu64 ... ok
[INFO] [stdout] test endian::tests::readu16 ... ok
[INFO] [stdout] test endian::tests::loadu16 ... ok
[INFO] [stdout] test endian::tests::writeu16 ... ok
[INFO] [stdout] test endian::tests::writeu64 ... ok
[INFO] [stdout] test endian::tests::writeu32 ... ok
[INFO] [stdout] test jpeg::tests::insert_exif ... ok
[INFO] [stdout] test jpeg::tests::delete_exif ... ok
[INFO] [stdout] test jpeg::tests::read_write ... ok
[INFO] [stdout] test jpeg::tests::replace_exif ... ok
[INFO] [stdout] test endian::tests::static_dispatch ... ok
[INFO] [stderr]    Doc-tests implex
[INFO] [stdout] test endian::tests::out_of_range - should panic ... ok
[INFO] [stdout] test endian::tests::wrap_around - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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" "4e9cbbd57ad274b4f63c009ef7785a81415eaeafc55740ad86a626204e544268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9cbbd57ad274b4f63c009ef7785a81415eaeafc55740ad86a626204e544268", kill_on_drop: false }`
[INFO] [stdout] 4e9cbbd57ad274b4f63c009ef7785a81415eaeafc55740ad86a626204e544268