[INFO] fetching crate ucpack 0.1.3...
[INFO] testing ucpack-0.1.3 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate ucpack 0.1.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ucpack 0.1.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ucpack 0.1.3
[INFO] tweaked toml for crates.io crate ucpack 0.1.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ucpack 0.1.3 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9385ceb17cd852efaa454b48f191d8e057668bf0b1c2fc1d3aa133970099a9bb
[INFO] running `Command { std: "docker" "start" "-a" "9385ceb17cd852efaa454b48f191d8e057668bf0b1c2fc1d3aa133970099a9bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9385ceb17cd852efaa454b48f191d8e057668bf0b1c2fc1d3aa133970099a9bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9385ceb17cd852efaa454b48f191d8e057668bf0b1c2fc1d3aa133970099a9bb", kill_on_drop: false }`
[INFO] [stdout] 9385ceb17cd852efaa454b48f191d8e057668bf0b1c2fc1d3aa133970099a9bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8db8d9ec1c8bb725aa88a44eb6a4fb2c5b722bcddd6abf31d2a75aa4583c4ae3
[INFO] running `Command { std: "docker" "start" "-a" "8db8d9ec1c8bb725aa88a44eb6a4fb2c5b722bcddd6abf31d2a75aa4583c4ae3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ucpack v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "8db8d9ec1c8bb725aa88a44eb6a4fb2c5b722bcddd6abf31d2a75aa4583c4ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db8d9ec1c8bb725aa88a44eb6a4fb2c5b722bcddd6abf31d2a75aa4583c4ae3", kill_on_drop: false }`
[INFO] [stdout] 8db8d9ec1c8bb725aa88a44eb6a4fb2c5b722bcddd6abf31d2a75aa4583c4ae3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fe57d3218387b6c8dcc4aedd1e73d0847f0afef127e1afb39892005a7f98276
[INFO] running `Command { std: "docker" "start" "-a" "2fe57d3218387b6c8dcc4aedd1e73d0847f0afef127e1afb39892005a7f98276", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucpack v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "2fe57d3218387b6c8dcc4aedd1e73d0847f0afef127e1afb39892005a7f98276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe57d3218387b6c8dcc4aedd1e73d0847f0afef127e1afb39892005a7f98276", kill_on_drop: false }`
[INFO] [stdout] 2fe57d3218387b6c8dcc4aedd1e73d0847f0afef127e1afb39892005a7f98276
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5c088d146bf6cf35cce74c4325bb4886ef4cdc2bc47d043e7c87521b24777e3e
[INFO] running `Command { std: "docker" "start" "-a" "5c088d146bf6cf35cce74c4325bb4886ef4cdc2bc47d043e7c87521b24777e3e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ucpack-2114dbc552395b3a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test buffer::test::full_err ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/std.rs (/opt/rustwide/target/debug/deps/std-5f313fd7f0a22213)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_continuity ... ok
[INFO] [stdout] test test_serialize_deserialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ucpack
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 22) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 22) stdout ----
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]   --> src/lib.rs:26:28
[INFO] [stdout]    |
[INFO] [stdout] 26 |     packer.serialize_slice(...); // ecc..
[INFO] [stdout]    |                            ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]    |
[INFO] [stdout] 26 -     packer.serialize_slice(...); // ecc..
[INFO] [stdout] 26 +     packer.serialize_slice(..); // ecc..
[INFO] [stdout]    |
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] 26 -     packer.serialize_slice(...); // ecc..
[INFO] [stdout] 26 +     packer.serialize_slice(..=); // ecc..
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0586]: inclusive range with no end
[INFO] [stdout]   --> src/lib.rs:26:28
[INFO] [stdout]    |
[INFO] [stdout] 26 |     packer.serialize_slice(...); // ecc..
[INFO] [stdout]    |                            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: inclusive ranges must be bounded at the end (`..=b` or `a..=b`)
[INFO] [stdout] help: use `..` instead
[INFO] [stdout]    |
[INFO] [stdout] 26 -     packer.serialize_slice(...); // ecc..
[INFO] [stdout] 26 +     packer.serialize_slice(..); // ecc..
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `UcPack` in this scope
[INFO] [stdout]   --> src/lib.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 | const packer: UcPack = UcPack::new(b'A', b'#');
[INFO] [stdout]    |               ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 23 + use ucpack::UcPack;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `UcPack` in this scope
[INFO] [stdout]   --> src/lib.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 23 | const packer: UcPack = UcPack::new(b'A', b'#');
[INFO] [stdout]    |                        ^^^^^^ use of undeclared type `UcPack`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 23 + use ucpack::UcPack;
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433, E0586.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 22)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5c088d146bf6cf35cce74c4325bb4886ef4cdc2bc47d043e7c87521b24777e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c088d146bf6cf35cce74c4325bb4886ef4cdc2bc47d043e7c87521b24777e3e", kill_on_drop: false }`
[INFO] [stdout] 5c088d146bf6cf35cce74c4325bb4886ef4cdc2bc47d043e7c87521b24777e3e
