[INFO] fetching crate postcard-cobs 0.2.0...
[INFO] testing postcard-cobs-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate postcard-cobs 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate postcard-cobs 0.2.0
[INFO] finished tweaking crates.io crate postcard-cobs 0.2.0
[INFO] tweaked toml for crates.io crate postcard-cobs 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate postcard-cobs 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding quickcheck v0.5.0 (available: v1.0.3)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d4995839e6b6a6facae588bc6cb3ed524568f58b91128c9107f8872b05ab7b53
[INFO] running `Command { std: "docker" "start" "-a" "d4995839e6b6a6facae588bc6cb3ed524568f58b91128c9107f8872b05ab7b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4995839e6b6a6facae588bc6cb3ed524568f58b91128c9107f8872b05ab7b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4995839e6b6a6facae588bc6cb3ed524568f58b91128c9107f8872b05ab7b53", kill_on_drop: false }`
[INFO] [stdout] d4995839e6b6a6facae588bc6cb3ed524568f58b91128c9107f8872b05ab7b53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 77688eb14a25fefa7cd1fdef7fc565b167fa12685bd86fc11d83b2a82732f04a
[INFO] running `Command { std: "docker" "start" "-a" "77688eb14a25fefa7cd1fdef7fc565b167fa12685bd86fc11d83b2a82732f04a", kill_on_drop: false }`
[INFO] [stderr]    Compiling postcard-cobs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "77688eb14a25fefa7cd1fdef7fc565b167fa12685bd86fc11d83b2a82732f04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77688eb14a25fefa7cd1fdef7fc565b167fa12685bd86fc11d83b2a82732f04a", kill_on_drop: false }`
[INFO] [stdout] 77688eb14a25fefa7cd1fdef7fc565b167fa12685bd86fc11d83b2a82732f04a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0a68d4c105b7875c6085bb4744dcc54866baf6cb730ea025b1b7f9b89645ceac
[INFO] running `Command { std: "docker" "start" "-a" "0a68d4c105b7875c6085bb4744dcc54866baf6cb730ea025b1b7f9b89645ceac", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-util v0.1.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling quickcheck v0.5.0
[INFO] [stderr]    Compiling postcard-cobs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.41s
[INFO] running `Command { std: "docker" "inspect" "0a68d4c105b7875c6085bb4744dcc54866baf6cb730ea025b1b7f9b89645ceac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a68d4c105b7875c6085bb4744dcc54866baf6cb730ea025b1b7f9b89645ceac", kill_on_drop: false }`
[INFO] [stdout] 0a68d4c105b7875c6085bb4744dcc54866baf6cb730ea025b1b7f9b89645ceac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 70ae79660a48159064b269fda0e0157ddacf88f747e40bec4497d32c8a9d14e2
[INFO] running `Command { std: "docker" "start" "-a" "70ae79660a48159064b269fda0e0157ddacf88f747e40bec4497d32c8a9d14e2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/postcard_cobs-21d1796ae0b0b3ff)
[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/test.rs (/opt/rustwide/target/debug/deps/test-1f349e775c0dc379)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test test_encode_1 ... ok
[INFO] [stdout] test test_encode_3 ... ok
[INFO] [stdout] test test_encode_4 ... ok
[INFO] [stdout] test test_encode_2 ... ok
[INFO] [stdout] test decode_malforemd ... ok
[INFO] [stdout] test test_max_encoding_length ... ok
[INFO] [stdout] test test_roundtrip_1 ... ok
[INFO] [stdout] test wikipedia_ex_6 ... ok
[INFO] [stdout] test test_roundtrip_2 ... ok
[INFO] [stdout] test wikipedia_ex_10 ... ok
[INFO] [stdout] test wikipedia_ex_7 ... ok
[INFO] [stdout] test wikipedia_ex_8 ... ok
[INFO] [stdout] test wikipedia_ex_9 ... ok
[INFO] [stdout] test test_encode_decode_with_sentinel ... ok
[INFO] [stdout] test test_encode_decode ... ok
[INFO] [stdout] test stream_roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stderr]    Doc-tests postcard_cobs
[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" "70ae79660a48159064b269fda0e0157ddacf88f747e40bec4497d32c8a9d14e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ae79660a48159064b269fda0e0157ddacf88f747e40bec4497d32c8a9d14e2", kill_on_drop: false }`
[INFO] [stdout] 70ae79660a48159064b269fda0e0157ddacf88f747e40bec4497d32c8a9d14e2