[INFO] fetching crate stegcloak 0.1.6...
[INFO] testing stegcloak-0.1.6 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate stegcloak 0.1.6 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate stegcloak 0.1.6
[INFO] finished tweaking crates.io crate stegcloak 0.1.6
[INFO] tweaked toml for crates.io crate stegcloak 0.1.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stegcloak 0.1.6 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stegcloak 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9782d7d5a8d24a5dc7ec37559166092007ece20d24eb6f3ed2ed6f3459b75a1
[INFO] running `Command { std: "docker" "start" "-a" "a9782d7d5a8d24a5dc7ec37559166092007ece20d24eb6f3ed2ed6f3459b75a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9782d7d5a8d24a5dc7ec37559166092007ece20d24eb6f3ed2ed6f3459b75a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9782d7d5a8d24a5dc7ec37559166092007ece20d24eb6f3ed2ed6f3459b75a1", kill_on_drop: false }`
[INFO] [stdout] a9782d7d5a8d24a5dc7ec37559166092007ece20d24eb6f3ed2ed6f3459b75a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93e79030d5319d8fca922777bdfc04233667bcc146f3c23d52cd0ff3e283fb26
[INFO] running `Command { std: "docker" "start" "-a" "93e79030d5319d8fca922777bdfc04233667bcc146f3c23d52cd0ff3e283fb26", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling block-padding v0.3.3
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling virtue v0.0.13
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling ctr v0.9.2
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling cbc v0.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling bincode_derive v2.0.0-rc.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling bincode v2.0.0-rc.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling pbkdf2 v0.12.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling stegcloak v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `counts` is never read
[INFO] [stdout]   --> src/codec.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         counts[i] = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.80s
[INFO] running `Command { std: "docker" "inspect" "93e79030d5319d8fca922777bdfc04233667bcc146f3c23d52cd0ff3e283fb26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e79030d5319d8fca922777bdfc04233667bcc146f3c23d52cd0ff3e283fb26", kill_on_drop: false }`
[INFO] [stdout] 93e79030d5319d8fca922777bdfc04233667bcc146f3c23d52cd0ff3e283fb26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02df3d4e1665f967a9bdf46faa7e4196033473522cfd6054e71977fa266aec4f
[INFO] running `Command { std: "docker" "start" "-a" "02df3d4e1665f967a9bdf46faa7e4196033473522cfd6054e71977fa266aec4f", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `counts` is never read
[INFO] [stdout]   --> src/codec.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         counts[i] = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling stegcloak v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `counts` is never read
[INFO] [stdout]   --> src/codec.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         counts[i] = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "02df3d4e1665f967a9bdf46faa7e4196033473522cfd6054e71977fa266aec4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02df3d4e1665f967a9bdf46faa7e4196033473522cfd6054e71977fa266aec4f", kill_on_drop: false }`
[INFO] [stdout] 02df3d4e1665f967a9bdf46faa7e4196033473522cfd6054e71977fa266aec4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2bd369812bda92de796a3b0230df7a27afa4fbae365d1945180b35d3b05123af
[INFO] running `Command { std: "docker" "start" "-a" "2bd369812bda92de796a3b0230df7a27afa4fbae365d1945180b35d3b05123af", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `counts` is never read
[INFO] [stdout] 
[INFO] [stderr]   --> src/codec.rs:92:9
[INFO] [stdout] running 15 tests
[INFO] [stderr]    |
[INFO] [stderr] 92 |         counts[i] = 0;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `stegcloak` (lib) generated 1 warning
[INFO] [stderr] warning: `stegcloak` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stegcloak-0455a5bbc1f9b81f)
[INFO] [stdout] test codec::tests::test_decode_malformed_just_right ... ok
[INFO] [stdout] test codec::tests::test_midstream_malformed ... ok
[INFO] [stdout] test codec::tests::test_decode_stream_end_break ... ok
[INFO] [stdout] test codec::tests::test_decode_data_not_found_no_spaces ... ok
[INFO] [stdout] test codec::tests::test_decode ... ok
[INFO] [stdout] test codec::tests::test_decode_stream_end_break_more_text ... ok
[INFO] [stdout] test codec::tests::test_encode ... ok
[INFO] [stdout] test crypto::tests::test_decrypt_no_pass ... ok
[INFO] [stdout] test crypto::tests::test_encrypt_no_pass ... ok
[INFO] [stdout] test codec::tests::test_decode_malformed_short ... ok
[INFO] [stdout] test crypto::tests::test_decrypt_integrity_broken ... ok
[INFO] [stdout] test crypto::tests::test_decrypt_wrong_password ... ok
[INFO] [stdout] test crypto::tests::test_full_pass ... ok
[INFO] [stdout] test crypto::tests::test_integrity ... ok
[INFO] [stderr]    Doc-tests stegcloak
[INFO] [stdout] test crypto::tests::test_decrypt_wrong_integrity_flag ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.60s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - plaintext::reveal (line 146) ... ok
[INFO] [stdout] test src/lib.rs - plaintext::hide (line 127) ... ok
[INFO] [stdout] test src/lib.rs - encrypt::reveal (line 98) ... ok
[INFO] [stdout] test src/lib.rs - encrypt::hide (line 73) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2bd369812bda92de796a3b0230df7a27afa4fbae365d1945180b35d3b05123af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd369812bda92de796a3b0230df7a27afa4fbae365d1945180b35d3b05123af", kill_on_drop: false }`
[INFO] [stdout] 2bd369812bda92de796a3b0230df7a27afa4fbae365d1945180b35d3b05123af