[INFO] crate chunked_transfer 1.0.0 is already in cache
[INFO] testing chunked_transfer-1.0.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate chunked_transfer 1.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate chunked_transfer 1.0.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate chunked_transfer 1.0.0
[INFO] finished tweaking crates.io crate chunked_transfer 1.0.0
[INFO] tweaked toml for crates.io crate chunked_transfer 1.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e9d2820f4b661846d9abda579911f0db14556f45e05e12594ac525f25c7a968b
[INFO] running `"docker" "start" "-a" "e9d2820f4b661846d9abda579911f0db14556f45e05e12594ac525f25c7a968b"`
[INFO] [stderr]    Compiling chunked_transfer v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "e9d2820f4b661846d9abda579911f0db14556f45e05e12594ac525f25c7a968b"`
[INFO] running `"docker" "rm" "-f" "e9d2820f4b661846d9abda579911f0db14556f45e05e12594ac525f25c7a968b"`
[INFO] [stdout] e9d2820f4b661846d9abda579911f0db14556f45e05e12594ac525f25c7a968b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6ed4f8a2b031c491ab6447919ebc59b0dd68e3a6e85e79d970f39f742ac7f3ce
[INFO] running `"docker" "start" "-a" "6ed4f8a2b031c491ab6447919ebc59b0dd68e3a6e85e79d970f39f742ac7f3ce"`
[INFO] [stderr]    Compiling chunked_transfer v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/decoder.rs:280:9
[INFO] [stderr]     |
[INFO] [stderr] 280 |         decoded.read_to_string(&mut string).is_err();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you intended to assert that this is err, consider `.unwrap_err()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/decoder.rs:293:9
[INFO] [stderr]     |
[INFO] [stderr] 293 |         decoded.read_to_string(&mut string).is_err();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is err, consider `.unwrap_err()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "6ed4f8a2b031c491ab6447919ebc59b0dd68e3a6e85e79d970f39f742ac7f3ce"`
[INFO] running `"docker" "rm" "-f" "6ed4f8a2b031c491ab6447919ebc59b0dd68e3a6e85e79d970f39f742ac7f3ce"`
[INFO] [stdout] 6ed4f8a2b031c491ab6447919ebc59b0dd68e3a6e85e79d970f39f742ac7f3ce
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stdout] aa72203beaa7d0c1c6acb4c11c8a12a57428e6ea8dec6397f75ba877bca5e7ce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "aa72203beaa7d0c1c6acb4c11c8a12a57428e6ea8dec6397f75ba877bca5e7ce"`
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/decoder.rs:280:9
[INFO] [stderr]     |
[INFO] [stderr] 280 |         decoded.read_to_string(&mut string).is_err();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you intended to assert that this is err, consider `.unwrap_err()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/decoder.rs:293:9
[INFO] [stderr]     |
[INFO] [stderr] 293 |         decoded.read_to_string(&mut string).is_err();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is err, consider `.unwrap_err()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chunked_transfer-ca976ff4b3258f65
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test decoder::test::invalid_input1 ... ok
[INFO] [stdout] test decoder::test::test_decode_invalid_chunk_length ... ok
[INFO] [stdout] test decoder::test::test_decode_zero_length ... ok
[INFO] [stdout] test decoder::test::invalid_input2 ... ok
[INFO] [stdout] test decoder::test::test_read_chunk_size ... ok
[INFO] [stdout] test decoder::test::test_valid_chunk_decode ... ok
[INFO] [stdout] test encoder::test::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chunked_transfer
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/encoder.rs - encoder::Encoder (line 23) ... ok
[INFO] [stdout] test src/decoder.rs - decoder::Decoder (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "aa72203beaa7d0c1c6acb4c11c8a12a57428e6ea8dec6397f75ba877bca5e7ce"`
[INFO] running `"docker" "rm" "-f" "aa72203beaa7d0c1c6acb4c11c8a12a57428e6ea8dec6397f75ba877bca5e7ce"`
[INFO] [stdout] aa72203beaa7d0c1c6acb4c11c8a12a57428e6ea8dec6397f75ba877bca5e7ce