[INFO] cloning repository https://github.com/ravi-sharma26494/rust_01
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ravi-sharma26494/rust_01" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fravi-sharma26494%2Frust_01", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fravi-sharma26494%2Frust_01'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da75d5db0a04c58d77d4106bd4c9363cc9f571f9
[INFO] testing ravi-sharma26494/rust_01 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fravi-sharma26494%2Frust_01" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ravi-sharma26494/rust_01
[INFO] finished tweaking git repo https://github.com/ravi-sharma26494/rust_01
[INFO] tweaked toml for git repo https://github.com/ravi-sharma26494/rust_01 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ravi-sharma26494/rust_01 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ravi-sharma26494/rust_01 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92bafc8737d99b13fd867bd7358dc18ad7ba2dfa9aa11379104974c60b500945
[INFO] running `Command { std: "docker" "start" "-a" "92bafc8737d99b13fd867bd7358dc18ad7ba2dfa9aa11379104974c60b500945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92bafc8737d99b13fd867bd7358dc18ad7ba2dfa9aa11379104974c60b500945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92bafc8737d99b13fd867bd7358dc18ad7ba2dfa9aa11379104974c60b500945", kill_on_drop: false }`
[INFO] [stdout] 92bafc8737d99b13fd867bd7358dc18ad7ba2dfa9aa11379104974c60b500945
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cbb044ec31ecb0f5eea36af899d16a5e2a3943708ece84cbf6c45a5b597fec8
[INFO] running `Command { std: "docker" "start" "-a" "1cbb044ec31ecb0f5eea36af899d16a5e2a3943708ece84cbf6c45a5b597fec8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_01 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `is_even` is never used
[INFO] [stdout]   --> src/main.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn is_even(n: i32) -> bool {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fibonacci` is never used
[INFO] [stdout]   --> src/main.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn fibonacci(n: u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "1cbb044ec31ecb0f5eea36af899d16a5e2a3943708ece84cbf6c45a5b597fec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cbb044ec31ecb0f5eea36af899d16a5e2a3943708ece84cbf6c45a5b597fec8", kill_on_drop: false }`
[INFO] [stdout] 1cbb044ec31ecb0f5eea36af899d16a5e2a3943708ece84cbf6c45a5b597fec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a67c5c02b322e178df8e096d31f78c568ac891dca2239b2f8e87711914e557f
[INFO] running `Command { std: "docker" "start" "-a" "8a67c5c02b322e178df8e096d31f78c568ac891dca2239b2f8e87711914e557f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_01 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `is_even` is never used
[INFO] [stdout]   --> src/main.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn is_even(n: i32) -> bool {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fibonacci` is never used
[INFO] [stdout]   --> src/main.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn fibonacci(n: u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "8a67c5c02b322e178df8e096d31f78c568ac891dca2239b2f8e87711914e557f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a67c5c02b322e178df8e096d31f78c568ac891dca2239b2f8e87711914e557f", kill_on_drop: false }`
[INFO] [stdout] 8a67c5c02b322e178df8e096d31f78c568ac891dca2239b2f8e87711914e557f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4a3ef7ebe39d2107bf45a30170eff586baf4753f4228ff7a8fa7a498f4f87c6
[INFO] running `Command { std: "docker" "start" "-a" "a4a3ef7ebe39d2107bf45a30170eff586baf4753f4228ff7a8fa7a498f4f87c6", kill_on_drop: false }`
[INFO] [stderr] warning: function `is_even` is never used
[INFO] [stderr]   --> src/main.rs:24:4
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn is_even(n: i32) -> bool {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `fibonacci` is never used
[INFO] [stderr]   --> src/main.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn fibonacci(n: u32) -> u32 {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_01` (bin "rust_01" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_01-ed363e9c25273651)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4a3ef7ebe39d2107bf45a30170eff586baf4753f4228ff7a8fa7a498f4f87c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4a3ef7ebe39d2107bf45a30170eff586baf4753f4228ff7a8fa7a498f4f87c6", kill_on_drop: false }`
[INFO] [stdout] a4a3ef7ebe39d2107bf45a30170eff586baf4753f4228ff7a8fa7a498f4f87c6