[INFO] fetching crate rustgym 0.2.0...
[INFO] testing rustgym-0.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rustgym 0.2.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate rustgym 0.2.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustgym 0.2.0
[INFO] finished tweaking crates.io crate rustgym 0.2.0
[INFO] tweaked toml for crates.io crate rustgym 0.2.0 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2a6fe866071be82ba29d211c0e641b020344156590edd7e84a7d1582bf1adc6
[INFO] running `Command { std: "docker" "start" "-a" "f2a6fe866071be82ba29d211c0e641b020344156590edd7e84a7d1582bf1adc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2a6fe866071be82ba29d211c0e641b020344156590edd7e84a7d1582bf1adc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a6fe866071be82ba29d211c0e641b020344156590edd7e84a7d1582bf1adc6", kill_on_drop: false }`
[INFO] [stdout] f2a6fe866071be82ba29d211c0e641b020344156590edd7e84a7d1582bf1adc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ea56cd96b6ce8adb27027c2a29a5e179035f3a4f6f5f19801a0680427acac1d
[INFO] running `Command { std: "docker" "start" "-a" "8ea56cd96b6ce8adb27027c2a29a5e179035f3a4f6f5f19801a0680427acac1d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling rustgym-util v0.2.4
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rustgym v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.25s
[INFO] running `Command { std: "docker" "inspect" "8ea56cd96b6ce8adb27027c2a29a5e179035f3a4f6f5f19801a0680427acac1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ea56cd96b6ce8adb27027c2a29a5e179035f3a4f6f5f19801a0680427acac1d", kill_on_drop: false }`
[INFO] [stdout] 8ea56cd96b6ce8adb27027c2a29a5e179035f3a4f6f5f19801a0680427acac1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77b899820d680fee680f449efdd49057fa93e50aab1cbc64cd04e02ee51d8635
[INFO] running `Command { std: "docker" "start" "-a" "77b899820d680fee680f449efdd49057fa93e50aab1cbc64cd04e02ee51d8635", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustgym v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]   --> src/hackerrank/_30_hello_world/mod.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | hackerrank!(test_0, "input00.txt", "output00.txt");
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | |
[INFO] [stdout]    | supplied 2 arguments
[INFO] [stdout]    | expected 1 argument
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/hackerrank/_30_hello_world/mod.rs:4:4
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn solve(reader: &mut dyn BufRead) -> Result<String> {
[INFO] [stdout]    |    ^^^^^ ------------------------
[INFO] [stdout]    = note: this error originates in the macro `hackerrank` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]   --> src/hackerrank/_30_hello_world/mod.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | hackerrank!(test_1, "input01.txt", "output01.txt");
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | |
[INFO] [stdout]    | supplied 2 arguments
[INFO] [stdout]    | expected 1 argument
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/hackerrank/_30_hello_world/mod.rs:4:4
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn solve(reader: &mut dyn BufRead) -> Result<String> {
[INFO] [stdout]    |    ^^^^^ ------------------------
[INFO] [stdout]    = note: this error originates in the macro `hackerrank` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustgym` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "77b899820d680fee680f449efdd49057fa93e50aab1cbc64cd04e02ee51d8635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77b899820d680fee680f449efdd49057fa93e50aab1cbc64cd04e02ee51d8635", kill_on_drop: false }`
[INFO] [stdout] 77b899820d680fee680f449efdd49057fa93e50aab1cbc64cd04e02ee51d8635