[INFO] cloning repository https://github.com/MatevzFa/class2json [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MatevzFa/class2json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatevzFa%2Fclass2json", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatevzFa%2Fclass2json'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d117af2ea0837f499261d72093dfc4bdcfdd4bfd [INFO] checking MatevzFa/class2json against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatevzFa%2Fclass2json" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MatevzFa/class2json on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MatevzFa/class2json [INFO] finished tweaking git repo https://github.com/MatevzFa/class2json [INFO] tweaked toml for git repo https://github.com/MatevzFa/class2json written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/MatevzFa/class2json 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atty v0.2.10 [INFO] [stderr] Downloaded syn v0.15.27 [INFO] [stderr] Downloaded redox_syscall v0.1.40 [INFO] [stderr] Downloaded yaml-rust v0.3.5 [INFO] [stderr] Downloaded serde_json v1.0.39 [INFO] [stderr] Downloaded erased-serde v0.3.9 [INFO] [stderr] Downloaded clap v2.31.2 [INFO] [stderr] Downloaded libc v0.2.42 [INFO] [stderr] Downloaded winapi v0.3.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aad42b9bd341a75205bbc936f4a79108f9ec4be7e622da948e3293149895a73d [INFO] running `Command { std: "docker" "start" "-a" "aad42b9bd341a75205bbc936f4a79108f9ec4be7e622da948e3293149895a73d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aad42b9bd341a75205bbc936f4a79108f9ec4be7e622da948e3293149895a73d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aad42b9bd341a75205bbc936f4a79108f9ec4be7e622da948e3293149895a73d", kill_on_drop: false }` [INFO] [stdout] aad42b9bd341a75205bbc936f4a79108f9ec4be7e622da948e3293149895a73d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a7b97adfb70faf42f4338f9464380e8f5b3d595b236fde55a9f2e0ba42906c3 [INFO] running `Command { std: "docker" "start" "-a" "4a7b97adfb70faf42f4338f9464380e8f5b3d595b236fde55a9f2e0ba42906c3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling syn v0.15.27 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Checking erased-serde v0.3.9 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking class2json v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: no implementation for `u8 | std::option::Option<&u8>` [INFO] [stdout] --> src/serialization.rs:32:61 [INFO] [stdout] | [INFO] [stdout] 32 | 2 => bytecode_iter.next().unwrap() << 8 | bytecode_iter.next(), [INFO] [stdout] | ^ no implementation for `u8 | std::option::Option<&u8>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `BitOr>` is not implemented for `u8` [INFO] [stdout] = help: the following other types implement trait `BitOr`: [INFO] [stdout] <&'a u8 as BitOr> [INFO] [stdout] <&u8 as BitOr<&u8>> [INFO] [stdout] > [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: no implementation for `std::option::Option<&u8> << {integer}` [INFO] [stdout] --> src/serialization.rs:33:85 [INFO] [stdout] | [INFO] [stdout] 33 | ... 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stdout] | -------------------- ^^ -- {integer} [INFO] [stdout] | | [INFO] [stdout] | std::option::Option<&u8> [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: no implementation for `std::option::Option<&u8> << {integer}` [INFO] [stdout] --> src/serialization.rs:33:114 [INFO] [stdout] | [INFO] [stdout] 33 | ... 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stdout] | -------------------- ^^ - {integer} [INFO] [stdout] | | [INFO] [stdout] | std::option::Option<&u8> [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: no implementation for `u8 | std::option::Option<&u8>` [INFO] [stdout] --> src/serialization.rs:32:61 [INFO] [stdout] | [INFO] [stdout] 32 | 2 => bytecode_iter.next().unwrap() << 8 | bytecode_iter.next(), [INFO] [stdout] | ^ no implementation for `u8 | std::option::Option<&u8>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `BitOr>` is not implemented for `u8` [INFO] [stdout] = help: the following other types implement trait `BitOr`: [INFO] [stdout] <&'a u8 as BitOr> [INFO] [stdout] <&u8 as BitOr<&u8>> [INFO] [stdout] > [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: no implementation for `std::option::Option<&u8> << {integer}` [INFO] [stdout] --> src/serialization.rs:33:85 [INFO] [stdout] | [INFO] [stdout] 33 | ... 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stdout] | -------------------- ^^ -- {integer} [INFO] [stdout] | | [INFO] [stdout] | std::option::Option<&u8> [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: no implementation for `std::option::Option<&u8> << {integer}` [INFO] [stdout] --> src/serialization.rs:33:114 [INFO] [stdout] | [INFO] [stdout] 33 | ... 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stdout] | -------------------- ^^ - {integer} [INFO] [stdout] | | [INFO] [stdout] | std::option::Option<&u8> [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `match` arms have incompatible types [INFO] [stdout] --> src/serialization.rs:33:26 [INFO] [stdout] | [INFO] [stdout] 30 | let arg = match arg_len { [INFO] [stdout] | ___________________________- [INFO] [stdout] 31 | | 1 => bytecode_iter.next().unwrap(), [INFO] [stdout] | | ----------------------------- this is found to be of type `&u8` [INFO] [stdout] 32 | | 2 => bytecode_iter.next().unwrap() << 8 | bytecode_iter.next(), [INFO] [stdout] | | --------------------------------------------------------- this is found to be of type `&u8` [INFO] [stdout] 33 | | 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap... [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&u8`, found `u8` [INFO] [stdout] 34 | | }; [INFO] [stdout] | |_________________- `match` arms have incompatible types [INFO] [stdout] | [INFO] [stdout] help: consider borrowing here [INFO] [stdout] | [INFO] [stdout] 33 | 4 => &(bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap()), [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `match` arms have incompatible types [INFO] [stdout] --> src/serialization.rs:33:26 [INFO] [stdout] | [INFO] [stdout] 30 | let arg = match arg_len { [INFO] [stdout] | ___________________________- [INFO] [stdout] 31 | | 1 => bytecode_iter.next().unwrap(), [INFO] [stdout] | | ----------------------------- this is found to be of type `&u8` [INFO] [stdout] 32 | | 2 => bytecode_iter.next().unwrap() << 8 | bytecode_iter.next(), [INFO] [stdout] | | --------------------------------------------------------- this is found to be of type `&u8` [INFO] [stdout] 33 | | 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap... [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&u8`, found `u8` [INFO] [stdout] 34 | | }; [INFO] [stdout] | |_________________- `match` arms have incompatible types [INFO] [stdout] | [INFO] [stdout] help: consider borrowing here [INFO] [stdout] | [INFO] [stdout] 33 | 4 => &(bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap()), [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0369. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `class2json` (bin "class2json" test) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0369. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `class2json` (bin "class2json") due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "4a7b97adfb70faf42f4338f9464380e8f5b3d595b236fde55a9f2e0ba42906c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a7b97adfb70faf42f4338f9464380e8f5b3d595b236fde55a9f2e0ba42906c3", kill_on_drop: false }` [INFO] [stdout] 4a7b97adfb70faf42f4338f9464380e8f5b3d595b236fde55a9f2e0ba42906c3