[INFO] cloning repository https://github.com/MinusKelvin/lambda-calculus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MinusKelvin/lambda-calculus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusKelvin%2Flambda-calculus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusKelvin%2Flambda-calculus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a294318559b540a694bca6bf0f61a22aa8424963
[INFO] checking MinusKelvin/lambda-calculus against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusKelvin%2Flambda-calculus" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MinusKelvin/lambda-calculus on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MinusKelvin/lambda-calculus
[INFO] finished tweaking git repo https://github.com/MinusKelvin/lambda-calculus
[INFO] tweaked toml for git repo https://github.com/MinusKelvin/lambda-calculus written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MinusKelvin/lambda-calculus 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded rustyline v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28c87eccc9495b3f8840919bdc6a45fbf51f3a795855a6ae4677e3934b04793d
[INFO] running `Command { std: "docker" "start" "-a" "28c87eccc9495b3f8840919bdc6a45fbf51f3a795855a6ae4677e3934b04793d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28c87eccc9495b3f8840919bdc6a45fbf51f3a795855a6ae4677e3934b04793d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28c87eccc9495b3f8840919bdc6a45fbf51f3a795855a6ae4677e3934b04793d", kill_on_drop: false }`
[INFO] [stdout] 28c87eccc9495b3f8840919bdc6a45fbf51f3a795855a6ae4677e3934b04793d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81af0bb705ede9e1ea29606c0ed891e3e0ddff4583546325e3126077dff51e63
[INFO] running `Command { std: "docker" "start" "-a" "81af0bb705ede9e1ea29606c0ed891e3e0ddff4583546325e3126077dff51e63", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking rustyline v3.0.0
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustyline-3.0.0/src/history.rs:151:18
[INFO] [stdout]     |
[INFO] [stdout] 151 |             self.add(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] 151 |             self.add::<&T>(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-3.0.0/src/lib.rs:655:20
[INFO] [stdout]     |
[INFO] [stdout] 655 |             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] 655 |             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] running `Command { std: "docker" "inspect" "81af0bb705ede9e1ea29606c0ed891e3e0ddff4583546325e3126077dff51e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81af0bb705ede9e1ea29606c0ed891e3e0ddff4583546325e3126077dff51e63", kill_on_drop: false }`
[INFO] [stdout] 81af0bb705ede9e1ea29606c0ed891e3e0ddff4583546325e3126077dff51e63
