[INFO] fetching crate scalar_types 0.1.1...
[INFO] testing scalar_types-0.1.1 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate scalar_types 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate scalar_types 0.1.1
[INFO] finished tweaking crates.io crate scalar_types 0.1.1
[INFO] tweaked toml for crates.io crate scalar_types 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scalar_types 0.1.1 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bd96dfa8ed30bab78478db53d1e21d1d7df6b5fbac71af941070c0197361b39
[INFO] running `Command { std: "docker" "start" "-a" "3bd96dfa8ed30bab78478db53d1e21d1d7df6b5fbac71af941070c0197361b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bd96dfa8ed30bab78478db53d1e21d1d7df6b5fbac71af941070c0197361b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bd96dfa8ed30bab78478db53d1e21d1d7df6b5fbac71af941070c0197361b39", kill_on_drop: false }`
[INFO] [stdout] 3bd96dfa8ed30bab78478db53d1e21d1d7df6b5fbac71af941070c0197361b39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4a266683834d23e2d3c1113d932318941885f9e438c0114839daeef0388ea48
[INFO] running `Command { std: "docker" "start" "-a" "b4a266683834d23e2d3c1113d932318941885f9e438c0114839daeef0388ea48", kill_on_drop: false }`
[INFO] [stderr]    Compiling scalar_types v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "b4a266683834d23e2d3c1113d932318941885f9e438c0114839daeef0388ea48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a266683834d23e2d3c1113d932318941885f9e438c0114839daeef0388ea48", kill_on_drop: false }`
[INFO] [stdout] b4a266683834d23e2d3c1113d932318941885f9e438c0114839daeef0388ea48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c47d2f1d754a4fcd1a6d0a4452c7b9b4dae663f958fac77a6d7e141cc1dc01b6
[INFO] running `Command { std: "docker" "start" "-a" "c47d2f1d754a4fcd1a6d0a4452c7b9b4dae663f958fac77a6d7e141cc1dc01b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling scalar_types v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "c47d2f1d754a4fcd1a6d0a4452c7b9b4dae663f958fac77a6d7e141cc1dc01b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47d2f1d754a4fcd1a6d0a4452c7b9b4dae663f958fac77a6d7e141cc1dc01b6", kill_on_drop: false }`
[INFO] [stdout] c47d2f1d754a4fcd1a6d0a4452c7b9b4dae663f958fac77a6d7e141cc1dc01b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ac0e181e087fd35ef026873f4363f225ba5baa7e81622af13b13ed98ab93ba4
[INFO] running `Command { std: "docker" "start" "-a" "5ac0e181e087fd35ef026873f4363f225ba5baa7e81622af13b13ed98ab93ba4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scalar_types-3c6a268570687d75)
[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]    Doc-tests scalar_types
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - Endian<T>::unpack (line 430) ... FAILED
[INFO] [stdout] test src/lib.rs - Endian<T>::as_little (line 264) ... ok
[INFO] [stdout] test src/lib.rs - (line 80) ... ok
[INFO] [stdout] test src/lib.rs - Endian<T>::from_stream (line 197) ... ok
[INFO] [stdout] test src/lib.rs - Endian<T>::is_big (line 381) ... ok
[INFO] [stdout] test src/lib.rs - Endian<T>::as_big (line 229) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... FAILED
[INFO] [stdout] test src/lib.rs - Endian<T>::is_native (line 398) ... ok
[INFO] [stdout] test src/lib.rs - Endian<T>::new (line 179) ... ok
[INFO] [stdout] test src/lib.rs - Endian<T>::cast (line 345) ... ok
[INFO] [stdout] test src/lib.rs - Endian<T>::is_little (line 364) ... ok
[INFO] [stdout] test src/lib.rs - Endian<T>::as_native (line 299) ... ok
[INFO] [stdout] test src/lib.rs - Endian<T>::unpack (line 420) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Endian<T>::unpack (line 430) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/lib.rs:431:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_430_0() {
[INFO] [stdout]   |                                                                         - help: try adding a return type: `-> &'static str`
[INFO] [stdout] 3 | "the meaning of life the universe and everything: 42"
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `&str`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 22) stdout ----
[INFO] [stdout] error[E0599]: no method named `read_exact` found for struct `BufReader` in the current scope
[INFO] [stdout]   --> src/lib.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     reader.read_exact(&mut buffer)?;
[INFO] [stdout]    |            ^^^^^^^^^^ method not found in `BufReader<File>`
[INFO] [stdout]   --> /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1044:8
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `BufReader<File>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `Read` which provides `read_exact` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::io::Read;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 22)
[INFO] [stdout]     src/lib.rs - Endian<T>::unpack (line 430)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5ac0e181e087fd35ef026873f4363f225ba5baa7e81622af13b13ed98ab93ba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac0e181e087fd35ef026873f4363f225ba5baa7e81622af13b13ed98ab93ba4", kill_on_drop: false }`
[INFO] [stdout] 5ac0e181e087fd35ef026873f4363f225ba5baa7e81622af13b13ed98ab93ba4
