[INFO] cloning repository https://github.com/mparavak/Rust-Examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mparavak/Rust-Examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmparavak%2FRust-Examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmparavak%2FRust-Examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 920e1944f4f7b385a1ddd489311206455b485f16
[INFO] testing mparavak/Rust-Examples against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmparavak%2FRust-Examples" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mparavak/Rust-Examples
[INFO] finished tweaking git repo https://github.com/mparavak/Rust-Examples
[INFO] tweaked toml for git repo https://github.com/mparavak/Rust-Examples written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mparavak/Rust-Examples on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mparavak/Rust-Examples 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e39fc449b9b56c599c72526bfc4f8583fc41091f970f403b1d53c0451e4b392
[INFO] running `Command { std: "docker" "start" "-a" "1e39fc449b9b56c599c72526bfc4f8583fc41091f970f403b1d53c0451e4b392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e39fc449b9b56c599c72526bfc4f8583fc41091f970f403b1d53c0451e4b392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e39fc449b9b56c599c72526bfc4f8583fc41091f970f403b1d53c0451e4b392", kill_on_drop: false }`
[INFO] [stdout] 1e39fc449b9b56c599c72526bfc4f8583fc41091f970f403b1d53c0451e4b392
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a44d7a35c439c63ce45ed7a26261553e05e52edf438e245e2f2f540994dcff97
[INFO] running `Command { std: "docker" "start" "-a" "a44d7a35c439c63ce45ed7a26261553e05e52edf438e245e2f2f540994dcff97", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `out` is never read
[INFO] [stdout]  --> src/fib/mod.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let mut out = 0 ;
[INFO] [stdout]   |                       ^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "a44d7a35c439c63ce45ed7a26261553e05e52edf438e245e2f2f540994dcff97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a44d7a35c439c63ce45ed7a26261553e05e52edf438e245e2f2f540994dcff97", kill_on_drop: false }`
[INFO] [stdout] a44d7a35c439c63ce45ed7a26261553e05e52edf438e245e2f2f540994dcff97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a39cf1bac12df59ac43ee4b92fd7dcd1a16a47fb7861f7cb66537cf91dd3e094
[INFO] running `Command { std: "docker" "start" "-a" "a39cf1bac12df59ac43ee4b92fd7dcd1a16a47fb7861f7cb66537cf91dd3e094", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `out` is never read
[INFO] [stdout]  --> src/fib/mod.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let mut out = 0 ;
[INFO] [stdout]   |                       ^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `out` is never read
[INFO] [stdout]  --> src/fib/mod.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let mut out = 0 ;
[INFO] [stdout]   |                       ^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "a39cf1bac12df59ac43ee4b92fd7dcd1a16a47fb7861f7cb66537cf91dd3e094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a39cf1bac12df59ac43ee4b92fd7dcd1a16a47fb7861f7cb66537cf91dd3e094", kill_on_drop: false }`
[INFO] [stdout] a39cf1bac12df59ac43ee4b92fd7dcd1a16a47fb7861f7cb66537cf91dd3e094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aaef6145d06c92c9105793b2aed7b6966bfb5edb5c7d6eaf7b9b8c857469fef9
[INFO] running `Command { std: "docker" "start" "-a" "aaef6145d06c92c9105793b2aed7b6966bfb5edb5c7d6eaf7b9b8c857469fef9", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `out` is never read
[INFO] [stderr]  --> src/fib/mod.rs:5:23
[INFO] [stderr]   |
[INFO] [stderr] 5 |         let mut out = 0 ;
[INFO] [stderr]   |                       ^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `simple` (lib) generated 1 warning
[INFO] [stderr] warning: `simple` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple-15193358704f0c24)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/simple-8c50492f97f1e318)
[INFO] [stderr]    Doc-tests simple
[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] [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" "aaef6145d06c92c9105793b2aed7b6966bfb5edb5c7d6eaf7b9b8c857469fef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaef6145d06c92c9105793b2aed7b6966bfb5edb5c7d6eaf7b9b8c857469fef9", kill_on_drop: false }`
[INFO] [stdout] aaef6145d06c92c9105793b2aed7b6966bfb5edb5c7d6eaf7b9b8c857469fef9