[INFO] fetching crate tamata 0.1.0...
[INFO] testing tamata-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate tamata 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate tamata 0.1.0
[INFO] finished tweaking crates.io crate tamata 0.1.0
[INFO] tweaked toml for crates.io crate tamata 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tamata 0.1.0 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] crate crates.io crate tamata 0.1.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tamata-macros v0.1.0
[INFO] [stderr]   Downloaded tamata-core v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3df5a3634e2983b32234972d5934972419d208598db1ceed3149b91682f32b2e
[INFO] running `Command { std: "docker" "start" "-a" "3df5a3634e2983b32234972d5934972419d208598db1ceed3149b91682f32b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3df5a3634e2983b32234972d5934972419d208598db1ceed3149b91682f32b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3df5a3634e2983b32234972d5934972419d208598db1ceed3149b91682f32b2e", kill_on_drop: false }`
[INFO] [stdout] 3df5a3634e2983b32234972d5934972419d208598db1ceed3149b91682f32b2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2c361ef14d9021e9340587f32c0e76f53873ee134f394cd1e24aede971f0dbc7
[INFO] running `Command { std: "docker" "start" "-a" "2c361ef14d9021e9340587f32c0e76f53873ee134f394cd1e24aede971f0dbc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling tamata-core v0.1.0
[INFO] [stderr]    Compiling tamata-macros v0.1.0
[INFO] [stderr]    Compiling tamata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.23s
[INFO] running `Command { std: "docker" "inspect" "2c361ef14d9021e9340587f32c0e76f53873ee134f394cd1e24aede971f0dbc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c361ef14d9021e9340587f32c0e76f53873ee134f394cd1e24aede971f0dbc7", kill_on_drop: false }`
[INFO] [stdout] 2c361ef14d9021e9340587f32c0e76f53873ee134f394cd1e24aede971f0dbc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 777f51d3b07e283e1386c1ea2b82c81115f92060a08974b3c4751cc7cf8677f9
[INFO] running `Command { std: "docker" "start" "-a" "777f51d3b07e283e1386c1ea2b82c81115f92060a08974b3c4751cc7cf8677f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling tamata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `coins` is never read
[INFO] [stdout]   --> examples/turnstile.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Turnstile {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 30 |     coins: Vec<Coin>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Turnstile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 0.95s
[INFO] running `Command { std: "docker" "inspect" "777f51d3b07e283e1386c1ea2b82c81115f92060a08974b3c4751cc7cf8677f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "777f51d3b07e283e1386c1ea2b82c81115f92060a08974b3c4751cc7cf8677f9", kill_on_drop: false }`
[INFO] [stdout] 777f51d3b07e283e1386c1ea2b82c81115f92060a08974b3c4751cc7cf8677f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 51b99ee69a926b0ad1b49f964a64c5b56ec14998f667b763134a2d700679da46
[INFO] running `Command { std: "docker" "start" "-a" "51b99ee69a926b0ad1b49f964a64c5b56ec14998f667b763134a2d700679da46", kill_on_drop: false }`
[INFO] [stderr] warning: field `coins` is never read
[INFO] [stderr]   --> examples/turnstile.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct Turnstile {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] 30 |     coins: Vec<Coin>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Turnstile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tamata` (example "turnstile") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tamata-1a37298257a41955)
[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]    Doc-tests tamata
[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" "51b99ee69a926b0ad1b49f964a64c5b56ec14998f667b763134a2d700679da46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51b99ee69a926b0ad1b49f964a64c5b56ec14998f667b763134a2d700679da46", kill_on_drop: false }`
[INFO] [stdout] 51b99ee69a926b0ad1b49f964a64c5b56ec14998f667b763134a2d700679da46