[INFO] fetching crate whitespace_text_steganography 0.2.1...
[INFO] testing whitespace_text_steganography-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate whitespace_text_steganography 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate whitespace_text_steganography 0.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate whitespace_text_steganography 0.2.1
[INFO] finished tweaking crates.io crate whitespace_text_steganography 0.2.1
[INFO] tweaked toml for crates.io crate whitespace_text_steganography 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] baac13c2c259ab5d5889e0d4778079800c77a39a4b7b61a54d436c395149e8b4
[INFO] running `Command { std: "docker" "start" "-a" "baac13c2c259ab5d5889e0d4778079800c77a39a4b7b61a54d436c395149e8b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baac13c2c259ab5d5889e0d4778079800c77a39a4b7b61a54d436c395149e8b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baac13c2c259ab5d5889e0d4778079800c77a39a4b7b61a54d436c395149e8b4", kill_on_drop: false }`
[INFO] [stdout] baac13c2c259ab5d5889e0d4778079800c77a39a4b7b61a54d436c395149e8b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf2c317a1acf88a7297d8bead2d1893daef52f12ef65277644fa90fb50511675
[INFO] running `Command { std: "docker" "start" "-a" "cf2c317a1acf88a7297d8bead2d1893daef52f12ef65277644fa90fb50511675", kill_on_drop: false }`
[INFO] [stderr]    Compiling whitespace_text_steganography v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "cf2c317a1acf88a7297d8bead2d1893daef52f12ef65277644fa90fb50511675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf2c317a1acf88a7297d8bead2d1893daef52f12ef65277644fa90fb50511675", kill_on_drop: false }`
[INFO] [stdout] cf2c317a1acf88a7297d8bead2d1893daef52f12ef65277644fa90fb50511675
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc35657eb283f3c59e600141b2f4dd16bf05930f7e15f67356684862b9a3c3f8
[INFO] running `Command { std: "docker" "start" "-a" "dc35657eb283f3c59e600141b2f4dd16bf05930f7e15f67356684862b9a3c3f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling whitespace_text_steganography v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "dc35657eb283f3c59e600141b2f4dd16bf05930f7e15f67356684862b9a3c3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc35657eb283f3c59e600141b2f4dd16bf05930f7e15f67356684862b9a3c3f8", kill_on_drop: false }`
[INFO] [stdout] dc35657eb283f3c59e600141b2f4dd16bf05930f7e15f67356684862b9a3c3f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a43e9c023ce3ba050567805a5280ca40fedc90d68ce53e7859bc85387375fa3
[INFO] running `Command { std: "docker" "start" "-a" "1a43e9c023ce3ba050567805a5280ca40fedc90d68ce53e7859bc85387375fa3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/whitespace_text_steganography-a3a3b1d341cf694c)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test revealer::tests::can_group_white_space ... ok
[INFO] [stdout] test tests::hide_same_size_1_should_pass ... ok
[INFO] [stdout] test tests::hide_payload ... ok
[INFO] [stdout] test revealer::tests::can_identify_zero_width_whitespace ... ok
[INFO] [stdout] test tests::reveal_hidden_text ... ok
[INFO] [stdout] test tests::hide_same_size_should_fail - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests whitespace_text_steganography
[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" "1a43e9c023ce3ba050567805a5280ca40fedc90d68ce53e7859bc85387375fa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a43e9c023ce3ba050567805a5280ca40fedc90d68ce53e7859bc85387375fa3", kill_on_drop: false }`
[INFO] [stdout] 1a43e9c023ce3ba050567805a5280ca40fedc90d68ce53e7859bc85387375fa3