[INFO] fetching crate stego 0.1.4... [INFO] testing stego-0.1.4 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate stego 0.1.4 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate stego 0.1.4 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stego 0.1.4 [INFO] finished tweaking crates.io crate stego 0.1.4 [INFO] tweaked toml for crates.io crate stego 0.1.4 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicode-segmentation v1.8.0 [INFO] [stderr] Downloaded num-rational v0.2.4 [INFO] [stderr] Downloaded num-iter v0.1.42 [INFO] [stderr] Downloaded png v0.14.1 [INFO] [stderr] Downloaded scopeguard v1.1.0 [INFO] [stderr] Downloaded proc-macro2 v0.4.30 [INFO] [stderr] Downloaded scoped_threadpool v0.1.9 [INFO] [stderr] Downloaded adler32 v1.2.0 [INFO] [stderr] Downloaded inflate v0.4.5 [INFO] [stderr] Downloaded either v1.6.1 [INFO] [stderr] Downloaded num-integer v0.1.44 [INFO] [stderr] Downloaded num-traits v0.2.14 [INFO] [stderr] Downloaded autocfg v1.0.1 [INFO] [stderr] Downloaded aho-corasick v0.7.18 [INFO] [stderr] Downloaded color_quant v1.1.0 [INFO] [stderr] Downloaded deflate v0.7.20 [INFO] [stderr] Downloaded gif v0.10.3 [INFO] [stderr] Downloaded regex-syntax v0.6.25 [INFO] [stderr] Downloaded chrono v0.4.19 [INFO] [stderr] Downloaded lzw v0.10.0 [INFO] [stderr] Downloaded jpeg-decoder v0.1.22 [INFO] [stderr] Downloaded winapi-util v0.1.5 [INFO] [stderr] Downloaded log v0.4.14 [INFO] [stderr] Downloaded memoffset v0.6.4 [INFO] [stderr] Downloaded tiff v0.2.2 [INFO] [stderr] Downloaded num-derive v0.2.5 [INFO] [stderr] Downloaded humantime v1.3.0 [INFO] [stderr] Downloaded crossbeam-channel v0.5.1 [INFO] [stderr] Downloaded quick-error v1.2.3 [INFO] [stderr] Downloaded regex v1.5.4 [INFO] [stderr] Downloaded num_cpus v1.13.0 [INFO] [stderr] Downloaded pretty_env_logger v0.3.1 [INFO] [stderr] Downloaded structopt v0.2.18 [INFO] [stderr] Downloaded termcolor v1.1.2 [INFO] [stderr] Downloaded env_logger v0.6.2 [INFO] [stderr] Downloaded heck v0.3.3 [INFO] [stderr] Downloaded structopt-derive v0.2.18 [INFO] [stderr] Downloaded quote v0.6.13 [INFO] [stderr] Downloaded unicode-xid v0.1.0 [INFO] [stderr] Downloaded syn v0.15.44 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.5 [INFO] [stderr] Downloaded crossbeam-deque v0.8.0 [INFO] [stderr] Downloaded rayon-core v1.9.1 [INFO] [stderr] Downloaded rayon v1.5.1 [INFO] [stderr] Downloaded image v0.21.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 732967206c1a28d8b494d59d3d1c587bba4868cbc798b3110e7a0ca189a9612a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "732967206c1a28d8b494d59d3d1c587bba4868cbc798b3110e7a0ca189a9612a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "732967206c1a28d8b494d59d3d1c587bba4868cbc798b3110e7a0ca189a9612a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "732967206c1a28d8b494d59d3d1c587bba4868cbc798b3110e7a0ca189a9612a", kill_on_drop: false }` [INFO] [stdout] 732967206c1a28d8b494d59d3d1c587bba4868cbc798b3110e7a0ca189a9612a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91f26ae56255cea9775082f493bc2e72dd27baabf012441d6de2755e71ff02e3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "91f26ae56255cea9775082f493bc2e72dd27baabf012441d6de2755e71ff02e3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling color_quant v1.1.0 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling png v0.14.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling pretty_env_logger v0.3.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.22 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling image v0.21.3 [INFO] [stderr] Compiling stego v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:111:17 [INFO] [stdout] | [INFO] [stdout] 111 | let mut im2; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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 44.77s [INFO] running `Command { std: "docker" "inspect" "91f26ae56255cea9775082f493bc2e72dd27baabf012441d6de2755e71ff02e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91f26ae56255cea9775082f493bc2e72dd27baabf012441d6de2755e71ff02e3", kill_on_drop: false }` [INFO] [stdout] 91f26ae56255cea9775082f493bc2e72dd27baabf012441d6de2755e71ff02e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8e10083f52aec8aa378039de8335faf70e211d61a8712f7c417e6dabb5b42be [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b8e10083f52aec8aa378039de8335faf70e211d61a8712f7c417e6dabb5b42be", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:111:17 [INFO] [stdout] | [INFO] [stdout] 111 | let mut im2; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling stego v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:111:17 [INFO] [stdout] | [INFO] [stdout] 111 | let mut im2; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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 2.84s [INFO] running `Command { std: "docker" "inspect" "b8e10083f52aec8aa378039de8335faf70e211d61a8712f7c417e6dabb5b42be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8e10083f52aec8aa378039de8335faf70e211d61a8712f7c417e6dabb5b42be", kill_on_drop: false }` [INFO] [stdout] b8e10083f52aec8aa378039de8335faf70e211d61a8712f7c417e6dabb5b42be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 955fe931f8cc2c4d5117a4277f6ecc5871a51e20e511c046ace13918dda2eb96 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "955fe931f8cc2c4d5117a4277f6ecc5871a51e20e511c046ace13918dda2eb96", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:111:17 [INFO] [stderr] | [INFO] [stderr] 111 | let mut im2; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:111:17 [INFO] [stderr] | [INFO] [stderr] 111 | let mut im2; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/stego-dd733298a166eef4) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/stego-0a22082496831e6f) [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] [stderr] Running tests/common.rs (/opt/rustwide/target/debug/deps/common-f36a11a0f28b4949) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test encode_decode_text ... ok [INFO] [stdout] test encode_decode_binary ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s [INFO] [stdout] [INFO] [stderr] Doc-tests stego [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" "955fe931f8cc2c4d5117a4277f6ecc5871a51e20e511c046ace13918dda2eb96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "955fe931f8cc2c4d5117a4277f6ecc5871a51e20e511c046ace13918dda2eb96", kill_on_drop: false }` [INFO] [stdout] 955fe931f8cc2c4d5117a4277f6ecc5871a51e20e511c046ace13918dda2eb96