[INFO] cloning repository https://github.com/AR2202/RustySKI
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AR2202/RustySKI" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAR2202%2FRustySKI", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAR2202%2FRustySKI'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1c8a945f9a13f7e6402350464c16ebd1e739352
[INFO] building AR2202/RustySKI against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAR2202%2FRustySKI" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AR2202/RustySKI on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AR2202/RustySKI
[INFO] finished tweaking git repo https://github.com/AR2202/RustySKI
[INFO] tweaked toml for git repo https://github.com/AR2202/RustySKI written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AR2202/RustySKI 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v1.1.3
[INFO] [stderr]       Adding cfg-if v1.0.0
[INFO] [stderr]       Adding env_logger v0.8.4
[INFO] [stderr]       Adding getrandom v0.2.15
[INFO] [stderr]       Adding libc v0.2.169
[INFO] [stderr]       Adding log v0.4.22
[INFO] [stderr]       Adding memchr v2.7.4
[INFO] [stderr]       Adding proc-macro2 v1.0.92
[INFO] [stderr]       Adding quickcheck v1.0.3
[INFO] [stderr]       Adding quickcheck_macros v1.0.0
[INFO] [stderr]       Adding quote v1.0.38
[INFO] [stderr]       Adding rand v0.8.5
[INFO] [stderr]       Adding rand_core v0.6.4
[INFO] [stderr]       Adding regex v1.11.1
[INFO] [stderr]       Adding regex-automata v0.4.9
[INFO] [stderr]       Adding regex-syntax v0.8.5
[INFO] [stderr]       Adding syn v1.0.109
[INFO] [stderr]       Adding unicode-ident v1.0.14
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.38
[INFO] [stderr]   Downloaded quickcheck_macros v1.0.0
[INFO] [stderr]   Downloaded env_logger v0.8.4
[INFO] [stderr]   Downloaded quickcheck v1.0.3
[INFO] [stderr]   Downloaded libc v0.2.169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d78b0f40fbff6b5c5c698486627769ddbdefe3bc1e3c11a829beeb66ce26ba41
[INFO] running `Command { std: "docker" "start" "-a" "d78b0f40fbff6b5c5c698486627769ddbdefe3bc1e3c11a829beeb66ce26ba41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d78b0f40fbff6b5c5c698486627769ddbdefe3bc1e3c11a829beeb66ce26ba41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78b0f40fbff6b5c5c698486627769ddbdefe3bc1e3c11a829beeb66ce26ba41", kill_on_drop: false }`
[INFO] [stdout] d78b0f40fbff6b5c5c698486627769ddbdefe3bc1e3c11a829beeb66ce26ba41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37b7ed275a188818360ccad4b0dc3e487c2921cbde5b1142ffc12f983e3d6045
[INFO] running `Command { std: "docker" "start" "-a" "37b7ed275a188818360ccad4b0dc3e487c2921cbde5b1142ffc12f983e3d6045", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling RustySKI v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/ast.rs:50:30
[INFO] [stdout]    |
[INFO] [stdout] 50 |             SKI::Application(x) => write!(f, "{:?}({:?})", self.combinator, self.arg),
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/parser.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         .filter(|(i, c)| *c == '(')
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/parser.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .map(|(i, c)| i)
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/parser.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |         .filter(|(i, c)| *c == ')')
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/parser.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |         .map(|(i, c)| i)
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverse` is never used
[INFO] [stdout]   --> src/eval.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn reverse<T: Clone>(xs: &[T]) -> Vec<T> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustySKI` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `rusty_ski`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.70s
[INFO] running `Command { std: "docker" "inspect" "37b7ed275a188818360ccad4b0dc3e487c2921cbde5b1142ffc12f983e3d6045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37b7ed275a188818360ccad4b0dc3e487c2921cbde5b1142ffc12f983e3d6045", kill_on_drop: false }`
[INFO] [stdout] 37b7ed275a188818360ccad4b0dc3e487c2921cbde5b1142ffc12f983e3d6045
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9d303103d5e8573a89043458d35b05e29564f916e72db7d12c06fc8e48160ea
[INFO] running `Command { std: "docker" "start" "-a" "c9d303103d5e8573a89043458d35b05e29564f916e72db7d12c06fc8e48160ea", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/ast.rs:50:30
[INFO] [stdout]    |
[INFO] [stdout] 50 |             SKI::Application(x) => write!(f, "{:?}({:?})", self.combinator, self.arg),
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/parser.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         .filter(|(i, c)| *c == '(')
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/parser.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .map(|(i, c)| i)
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/parser.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |         .filter(|(i, c)| *c == ')')
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/parser.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |         .map(|(i, c)| i)
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverse` is never used
[INFO] [stdout]   --> src/eval.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn reverse<T: Clone>(xs: &[T]) -> Vec<T> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustySKI` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `rusty_ski`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling RustySKI v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/ast.rs:50:30
[INFO] [stdout]    |
[INFO] [stdout] 50 |             SKI::Application(x) => write!(f, "{:?}({:?})", self.combinator, self.arg),
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/parser.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         .filter(|(i, c)| *c == '(')
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/parser.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .map(|(i, c)| i)
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/parser.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |         .filter(|(i, c)| *c == ')')
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/parser.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |         .map(|(i, c)| i)
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverse` is never used
[INFO] [stdout]   --> src/eval.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn reverse<T: Clone>(xs: &[T]) -> Vec<T> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prop_I_identity` should have a snake case name
[INFO] [stdout]   --> src/eval.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn prop_I_identity(ski: ast::SKI) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `prop_i_identity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "c9d303103d5e8573a89043458d35b05e29564f916e72db7d12c06fc8e48160ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9d303103d5e8573a89043458d35b05e29564f916e72db7d12c06fc8e48160ea", kill_on_drop: false }`
[INFO] [stdout] c9d303103d5e8573a89043458d35b05e29564f916e72db7d12c06fc8e48160ea
