[INFO] fetching crate stego 0.1.4... [INFO] testing stego-0.1.4 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate stego 0.1.4 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate stego 0.1.4 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b545916ddfb2aeda8c045a24ec365c10670b069cb576045c9271ae498a26c8d2 [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" "b545916ddfb2aeda8c045a24ec365c10670b069cb576045c9271ae498a26c8d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b545916ddfb2aeda8c045a24ec365c10670b069cb576045c9271ae498a26c8d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b545916ddfb2aeda8c045a24ec365c10670b069cb576045c9271ae498a26c8d2", kill_on_drop: false }` [INFO] [stdout] b545916ddfb2aeda8c045a24ec365c10670b069cb576045c9271ae498a26c8d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d75644016272a452aa77023541c0d5363e8027e2b94b3a6a6e128f354a0e40f6 [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" "d75644016272a452aa77023541c0d5363e8027e2b94b3a6a6e128f354a0e40f6", kill_on_drop: false }` [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling jpeg-decoder v0.1.20 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling png v0.14.1 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling image v0.21.3 [INFO] [stderr] Compiling pretty_env_logger v0.3.1 [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 24.83s [INFO] running `Command { std: "docker" "inspect" "d75644016272a452aa77023541c0d5363e8027e2b94b3a6a6e128f354a0e40f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d75644016272a452aa77023541c0d5363e8027e2b94b3a6a6e128f354a0e40f6", kill_on_drop: false }` [INFO] [stdout] d75644016272a452aa77023541c0d5363e8027e2b94b3a6a6e128f354a0e40f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d93059ff87db6ef622e49a2e176156bc3a41e3da5de2a7a86ea2a22cbd0b6da3 [INFO] running `Command { std: "docker" "start" "-a" "d93059ff87db6ef622e49a2e176156bc3a41e3da5de2a7a86ea2a22cbd0b6da3", kill_on_drop: false }` [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] [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 2.79s [INFO] running `Command { std: "docker" "inspect" "d93059ff87db6ef622e49a2e176156bc3a41e3da5de2a7a86ea2a22cbd0b6da3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d93059ff87db6ef622e49a2e176156bc3a41e3da5de2a7a86ea2a22cbd0b6da3", kill_on_drop: false }` [INFO] [stdout] d93059ff87db6ef622e49a2e176156bc3a41e3da5de2a7a86ea2a22cbd0b6da3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fc085113d90cd41e9103c4734388d9ab96a73e8dd21013ace310299584a407fc [INFO] running `Command { std: "docker" "start" "-a" "fc085113d90cd41e9103c4734388d9ab96a73e8dd21013ace310299584a407fc", 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 0.09s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/stego-821d2631c29d142a [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/stego-52eb748e806810da [INFO] [stdout] running 0 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/common-7826c369335a0e83 [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test encode_decode_text ... ok [INFO] [stderr] Doc-tests stego [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 [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fc085113d90cd41e9103c4734388d9ab96a73e8dd21013ace310299584a407fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc085113d90cd41e9103c4734388d9ab96a73e8dd21013ace310299584a407fc", kill_on_drop: false }` [INFO] [stdout] fc085113d90cd41e9103c4734388d9ab96a73e8dd21013ace310299584a407fc