[INFO] fetching crate nafsy 0.0.1...
[INFO] testing nafsy-0.0.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate nafsy 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate nafsy 0.0.1
[INFO] finished tweaking crates.io crate nafsy 0.0.1
[INFO] tweaked toml for crates.io crate nafsy 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nafsy 0.0.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3611ca361b104cfbf3c7712e45db8bd8af6a4c9cd4d373165830519f25c39b3e
[INFO] running `Command { std: "docker" "start" "-a" "3611ca361b104cfbf3c7712e45db8bd8af6a4c9cd4d373165830519f25c39b3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3611ca361b104cfbf3c7712e45db8bd8af6a4c9cd4d373165830519f25c39b3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3611ca361b104cfbf3c7712e45db8bd8af6a4c9cd4d373165830519f25c39b3e", kill_on_drop: false }`
[INFO] [stdout] 3611ca361b104cfbf3c7712e45db8bd8af6a4c9cd4d373165830519f25c39b3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d70b675ac3f193add7f6d06b6d454714a68bc8d71d07c5965d040b9a1089bdef
[INFO] running `Command { std: "docker" "start" "-a" "d70b675ac3f193add7f6d06b6d454714a68bc8d71d07c5965d040b9a1089bdef", kill_on_drop: false }`
[INFO] [stderr]    Compiling nafsy v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> src/types.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct MRust {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 2 |     value: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "d70b675ac3f193add7f6d06b6d454714a68bc8d71d07c5965d040b9a1089bdef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d70b675ac3f193add7f6d06b6d454714a68bc8d71d07c5965d040b9a1089bdef", kill_on_drop: false }`
[INFO] [stdout] d70b675ac3f193add7f6d06b6d454714a68bc8d71d07c5965d040b9a1089bdef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6889052ebcbbdc68e2ba164c3912663be6b304300201cf511382ec8f499a1e37
[INFO] running `Command { std: "docker" "start" "-a" "6889052ebcbbdc68e2ba164c3912663be6b304300201cf511382ec8f499a1e37", kill_on_drop: false }`
[INFO] [stderr]    Compiling nafsy v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> src/types.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct MRust {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 2 |     value: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> src/types.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct MRust {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 2 |     value: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "6889052ebcbbdc68e2ba164c3912663be6b304300201cf511382ec8f499a1e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6889052ebcbbdc68e2ba164c3912663be6b304300201cf511382ec8f499a1e37", kill_on_drop: false }`
[INFO] [stdout] 6889052ebcbbdc68e2ba164c3912663be6b304300201cf511382ec8f499a1e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b58367126d2ba4cb78943b69c5e34f1b514e78832e1b99f1660489bf1c4fc2f
[INFO] running `Command { std: "docker" "start" "-a" "5b58367126d2ba4cb78943b69c5e34f1b514e78832e1b99f1660489bf1c4fc2f", kill_on_drop: false }`
[INFO] [stderr] warning: field `value` is never read
[INFO] [stderr]  --> src/types.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct MRust {
[INFO] [stderr]   |            ----- field in this struct
[INFO] [stderr] 2 |     value: u32,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nafsy` (lib) generated 1 warning
[INFO] [stderr] warning: `nafsy` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nafsy-010b9d8bd37b478e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test utils::tests::it_reduces_one ... ok
[INFO] [stdout] test utils::tests::it_adds_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nafsy
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/utils.rs - utils::fns::minus_one (line 19) ... ok
[INFO] [stdout] test src/utils.rs - utils::fns::plus_one (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5b58367126d2ba4cb78943b69c5e34f1b514e78832e1b99f1660489bf1c4fc2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b58367126d2ba4cb78943b69c5e34f1b514e78832e1b99f1660489bf1c4fc2f", kill_on_drop: false }`
[INFO] [stdout] 5b58367126d2ba4cb78943b69c5e34f1b514e78832e1b99f1660489bf1c4fc2f