[INFO] cloning repository https://github.com/iepathos/rust_testing_tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iepathos/rust_testing_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiepathos%2Frust_testing_tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiepathos%2Frust_testing_tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1874c7f67ae0b074f59206d08506163f3c736fc
[INFO] testing iepathos/rust_testing_tutorial against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiepathos%2Frust_testing_tutorial" "/workspace/builds/worker-84/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-84/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iepathos/rust_testing_tutorial on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iepathos/rust_testing_tutorial
[INFO] finished tweaking git repo https://github.com/iepathos/rust_testing_tutorial
[INFO] tweaked toml for git repo https://github.com/iepathos/rust_testing_tutorial written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate git repo https://github.com/iepathos/rust_testing_tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b41121d448207ffa536c55e135c805c803ad6ee1643842cff6108f8a7737cd0b
[INFO] running `Command { std: "docker" "start" "-a" "b41121d448207ffa536c55e135c805c803ad6ee1643842cff6108f8a7737cd0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b41121d448207ffa536c55e135c805c803ad6ee1643842cff6108f8a7737cd0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b41121d448207ffa536c55e135c805c803ad6ee1643842cff6108f8a7737cd0b", kill_on_drop: false }`
[INFO] [stdout] b41121d448207ffa536c55e135c805c803ad6ee1643842cff6108f8a7737cd0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c6561068c83f26f747636c44ae5a3db507a8d5385e46feb04f4db6fbd5139b6
[INFO] running `Command { std: "docker" "start" "-a" "5c6561068c83f26f747636c44ae5a3db507a8d5385e46feb04f4db6fbd5139b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling testing_tutorial v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid suffix `i` for number literal
[INFO] [stdout]   --> src/lib.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let result = add_three(5i);
[INFO] [stdout]    |                                ^^ invalid suffix `i`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `i` for number literal
[INFO] [stdout]   --> src/lib.rs:23:33
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let result = times_four(5i);
[INFO] [stdout]    |                                 ^^ invalid suffix `i`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]  --> src/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn add_three_times_four(x: int) -> int {
[INFO] [stdout]   |                                ^^^
[INFO] [stdout]   |                                |
[INFO] [stdout]   |                                not found in this scope
[INFO] [stdout]   |                                help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]  --> src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn add_three_times_four(x: int) -> int {
[INFO] [stdout]   |                                        ^^^
[INFO] [stdout]   |                                        |
[INFO] [stdout]   |                                        not found in this scope
[INFO] [stdout]   |                                        help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]  --> src/lib.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn add_three(x: int) -> int { x + 3 }
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 not found in this scope
[INFO] [stdout]   |                 help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]  --> src/lib.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn add_three(x: int) -> int { x + 3 }
[INFO] [stdout]   |                         ^^^
[INFO] [stdout]   |                         |
[INFO] [stdout]   |                         not found in this scope
[INFO] [stdout]   |                         help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]  --> src/lib.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn times_four(x: int) -> int { x * 4 }
[INFO] [stdout]   |                  ^^^
[INFO] [stdout]   |                  |
[INFO] [stdout]   |                  not found in this scope
[INFO] [stdout]   |                  help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]  --> src/lib.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn times_four(x: int) -> int { x * 4 }
[INFO] [stdout]   |                          ^^^
[INFO] [stdout]   |                          |
[INFO] [stdout]   |                          not found in this scope
[INFO] [stdout]   |                          help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `testing_tutorial` due to 9 previous errors
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5c6561068c83f26f747636c44ae5a3db507a8d5385e46feb04f4db6fbd5139b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c6561068c83f26f747636c44ae5a3db507a8d5385e46feb04f4db6fbd5139b6", kill_on_drop: false }`
[INFO] [stdout] 5c6561068c83f26f747636c44ae5a3db507a8d5385e46feb04f4db6fbd5139b6
