[INFO] fetching crate red-editor 0.2.1...
[INFO] checking red-editor-0.2.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate red-editor 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate red-editor 0.2.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate red-editor 0.2.1
[INFO] finished tweaking crates.io crate red-editor 0.2.1
[INFO] tweaked toml for crates.io crate red-editor 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b52c67a36b934e6fa90c46834f9ed9f72766469563a3d1e75aeac6f0891d921
[INFO] running `Command { std: "docker" "start" "-a" "4b52c67a36b934e6fa90c46834f9ed9f72766469563a3d1e75aeac6f0891d921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b52c67a36b934e6fa90c46834f9ed9f72766469563a3d1e75aeac6f0891d921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b52c67a36b934e6fa90c46834f9ed9f72766469563a3d1e75aeac6f0891d921", kill_on_drop: false }`
[INFO] [stdout] 4b52c67a36b934e6fa90c46834f9ed9f72766469563a3d1e75aeac6f0891d921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 641f1a4ae6bf41c4eefe14affdc33731ff4a038fec4d2f9f16db9dc040f02b1a
[INFO] running `Command { std: "docker" "start" "-a" "641f1a4ae6bf41c4eefe14affdc33731ff4a038fec4d2f9f16db9dc040f02b1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking gimli v0.27.2
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking rustyline v2.1.0
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustyline-2.1.0/src/history.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 |             self.add(try!(line).as_ref()); // TODO truncate to MAX_LINE
[INFO] [stdout]     |                  ^^^            ------ type must be known at this point
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  cannot infer type of the type parameter `S` declared on the method `add`
[INFO] [stdout]     |
[INFO] [stdout]     = note: multiple `impl`s satisfying `String: AsRef<_>` found in the following crates: `alloc`, `std`:
[INFO] [stdout]             - impl AsRef<OsStr> for String;
[INFO] [stdout]             - impl AsRef<Path> for String;
[INFO] [stdout]             - impl AsRef<[u8]> for String;
[INFO] [stdout]             - impl AsRef<str> for String;
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]     |
[INFO] [stdout] 150 |             self.add::<&T>(try!(line).as_ref()); // TODO truncate to MAX_LINE
[INFO] [stdout]     |                     ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustyline-2.1.0/src/lib.rs:639:20
[INFO] [stdout]     |
[INFO] [stdout] 639 |             editor.add_history_entry(line.as_ref());
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^      ------ type must be known at this point
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    cannot infer type of the type parameter `S` declared on the method `add_history_entry`
[INFO] [stdout]     |
[INFO] [stdout]     = note: multiple `impl`s satisfying `String: AsRef<_>` found in the following crates: `alloc`, `std`:
[INFO] [stdout]             - impl AsRef<OsStr> for String;
[INFO] [stdout]             - impl AsRef<Path> for String;
[INFO] [stdout]             - impl AsRef<[u8]> for String;
[INFO] [stdout]             - impl AsRef<str> for String;
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]     |
[INFO] [stdout] 639 |             editor.add_history_entry::<&T>(line.as_ref());
[INFO] [stdout]     |                                     ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustyline` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "641f1a4ae6bf41c4eefe14affdc33731ff4a038fec4d2f9f16db9dc040f02b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "641f1a4ae6bf41c4eefe14affdc33731ff4a038fec4d2f9f16db9dc040f02b1a", kill_on_drop: false }`
[INFO] [stdout] 641f1a4ae6bf41c4eefe14affdc33731ff4a038fec4d2f9f16db9dc040f02b1a
