[INFO] cloning repository https://github.com/puripuri2100/ralcu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/puripuri2100/ralcu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuripuri2100%2Fralcu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuripuri2100%2Fralcu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cc8bed6b5f3a6c08dd270f77f5d08150a5ba1bc
[INFO] testing puripuri2100/ralcu against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuripuri2100%2Fralcu" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/puripuri2100/ralcu on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/puripuri2100/ralcu
[INFO] finished tweaking git repo https://github.com/puripuri2100/ralcu
[INFO] tweaked toml for git repo https://github.com/puripuri2100/ralcu written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/puripuri2100/ralcu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8ccd356d30d3075ac2c1c16f386d9375e9b2ef20eb7aa1a510571e1611f2b01
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f8ccd356d30d3075ac2c1c16f386d9375e9b2ef20eb7aa1a510571e1611f2b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8ccd356d30d3075ac2c1c16f386d9375e9b2ef20eb7aa1a510571e1611f2b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8ccd356d30d3075ac2c1c16f386d9375e9b2ef20eb7aa1a510571e1611f2b01", kill_on_drop: false }`
[INFO] [stdout] f8ccd356d30d3075ac2c1c16f386d9375e9b2ef20eb7aa1a510571e1611f2b01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eba2ac5e5104b4be6a5e31d1cd26c82cd271dbee98de7b57a6cd67d279dc4b68
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eba2ac5e5104b4be6a5e31d1cd26c82cd271dbee98de7b57a6cd67d279dc4b68", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ralcu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `utast1`
[INFO] [stdout]   --> src/backend/primitive.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 |     types::UntypedASTMain::Apply(utast1, utast2) => input.clone(), //primitives_fn(utast1, utast2),
[INFO] [stdout]    |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utast1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `utast2`
[INFO] [stdout]   --> src/backend/primitive.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 |     types::UntypedASTMain::Apply(utast1, utast2) => input.clone(), //primitives_fn(utast1, utast2),
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utast2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `utastl`
[INFO] [stdout]    --> src/backend/primitive.rs:244:7
[INFO] [stdout]     |
[INFO] [stdout] 244 |   let utastl = apply(utastl);
[INFO] [stdout]     |       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utastl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `utastr`
[INFO] [stdout]    --> src/backend/primitive.rs:245:7
[INFO] [stdout]     |
[INFO] [stdout] 245 |   let utastr = apply(utastr);
[INFO] [stdout]     |       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utastr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `primitives_fn`
[INFO] [stdout]    --> src/backend/primitive.rs:243:4
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn primitives_fn(utastl: &types::UntypedAST, utastr: &types::UntypedAST) -> types::UntypedAST {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.11s
[INFO] running `Command { std: "docker" "inspect" "eba2ac5e5104b4be6a5e31d1cd26c82cd271dbee98de7b57a6cd67d279dc4b68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba2ac5e5104b4be6a5e31d1cd26c82cd271dbee98de7b57a6cd67d279dc4b68", kill_on_drop: false }`
[INFO] [stdout] eba2ac5e5104b4be6a5e31d1cd26c82cd271dbee98de7b57a6cd67d279dc4b68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 398c5d7f1e3023be7924c6b2dfacd74cedf3a97a851f281180d31a30ab5c0126
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "398c5d7f1e3023be7924c6b2dfacd74cedf3a97a851f281180d31a30ab5c0126", kill_on_drop: false }`
[INFO] [stderr]    Compiling ralcu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `utast1`
[INFO] [stdout]   --> src/backend/primitive.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 |     types::UntypedASTMain::Apply(utast1, utast2) => input.clone(), //primitives_fn(utast1, utast2),
[INFO] [stdout]    |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utast1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `utast2`
[INFO] [stdout]   --> src/backend/primitive.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 |     types::UntypedASTMain::Apply(utast1, utast2) => input.clone(), //primitives_fn(utast1, utast2),
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utast2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `utastl`
[INFO] [stdout]    --> src/backend/primitive.rs:244:7
[INFO] [stdout]     |
[INFO] [stdout] 244 |   let utastl = apply(utastl);
[INFO] [stdout]     |       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utastl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `utastr`
[INFO] [stdout]    --> src/backend/primitive.rs:245:7
[INFO] [stdout]     |
[INFO] [stdout] 245 |   let utastr = apply(utastr);
[INFO] [stdout]     |       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utastr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `primitives_fn`
[INFO] [stdout]    --> src/backend/primitive.rs:243:4
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn primitives_fn(utastl: &types::UntypedAST, utastr: &types::UntypedAST) -> types::UntypedAST {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "398c5d7f1e3023be7924c6b2dfacd74cedf3a97a851f281180d31a30ab5c0126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398c5d7f1e3023be7924c6b2dfacd74cedf3a97a851f281180d31a30ab5c0126", kill_on_drop: false }`
[INFO] [stdout] 398c5d7f1e3023be7924c6b2dfacd74cedf3a97a851f281180d31a30ab5c0126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3ce593f8debdd806ae71f189854fb3cf3305ed12172bf0e91b290f4c1b682e4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e3ce593f8debdd806ae71f189854fb3cf3305ed12172bf0e91b290f4c1b682e4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 1 | use std::fs::File;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `utast1`
[INFO] [stderr]   --> src/backend/primitive.rs:10:34
[INFO] [stderr]    |
[INFO] [stderr] 10 |     types::UntypedASTMain::Apply(utast1, utast2) => input.clone(), //primitives_fn(utast1, utast2),
[INFO] [stderr]    |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utast1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `utast2`
[INFO] [stderr]   --> src/backend/primitive.rs:10:42
[INFO] [stderr]    |
[INFO] [stderr] 10 |     types::UntypedASTMain::Apply(utast1, utast2) => input.clone(), //primitives_fn(utast1, utast2),
[INFO] [stderr]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utast2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `utastl`
[INFO] [stderr]    --> src/backend/primitive.rs:244:7
[INFO] [stderr]     |
[INFO] [stderr] 244 |   let utastl = apply(utastl);
[INFO] [stderr]     |       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utastl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `utastr`
[INFO] [stderr]    --> src/backend/primitive.rs:245:7
[INFO] [stderr]     |
[INFO] [stderr] 245 |   let utastr = apply(utastr);
[INFO] [stderr]     |       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_utastr`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `primitives_fn`
[INFO] [stderr]    --> src/backend/primitive.rs:243:4
[INFO] [stderr]     |
[INFO] [stderr] 243 | fn primitives_fn(utastl: &types::UntypedAST, utastr: &types::UntypedAST) -> types::UntypedAST {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ralcu` (bin "ralcu" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ralcu-1ff581191273c907)
[INFO] running `Command { std: "docker" "inspect" "e3ce593f8debdd806ae71f189854fb3cf3305ed12172bf0e91b290f4c1b682e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ce593f8debdd806ae71f189854fb3cf3305ed12172bf0e91b290f4c1b682e4", kill_on_drop: false }`
[INFO] [stdout] e3ce593f8debdd806ae71f189854fb3cf3305ed12172bf0e91b290f4c1b682e4