[INFO] fetching crate tamata 0.1.0...
[INFO] testing tamata-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate tamata 0.1.0 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tamata 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.28
[INFO] [stderr]   Downloaded tamata-core v0.1.0
[INFO] [stderr]   Downloaded tamata-macros v0.1.0
[INFO] [stderr]   Downloaded quote v1.0.9
[INFO] [stderr]   Downloaded thiserror v1.0.26
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded anyhow v1.0.43
[INFO] [stderr]   Downloaded thiserror-impl v1.0.26
[INFO] [stderr]   Downloaded syn v1.0.74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec34ade98e1012898b026e1df93f2a969ba2e3e7975ba96fee7520b22f69a13d
[INFO] running `Command { std: "docker" "start" "-a" "ec34ade98e1012898b026e1df93f2a969ba2e3e7975ba96fee7520b22f69a13d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec34ade98e1012898b026e1df93f2a969ba2e3e7975ba96fee7520b22f69a13d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec34ade98e1012898b026e1df93f2a969ba2e3e7975ba96fee7520b22f69a13d", kill_on_drop: false }`
[INFO] [stdout] ec34ade98e1012898b026e1df93f2a969ba2e3e7975ba96fee7520b22f69a13d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6b9217375f5f117d62ddcabe965ad06565295498aed2c3358b63d5638589e91
[INFO] running `Command { std: "docker" "start" "-a" "e6b9217375f5f117d62ddcabe965ad06565295498aed2c3358b63d5638589e91", 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 6.83s
[INFO] running `Command { std: "docker" "inspect" "e6b9217375f5f117d62ddcabe965ad06565295498aed2c3358b63d5638589e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b9217375f5f117d62ddcabe965ad06565295498aed2c3358b63d5638589e91", kill_on_drop: false }`
[INFO] [stdout] e6b9217375f5f117d62ddcabe965ad06565295498aed2c3358b63d5638589e91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4406612f3a3f2becccdb6a0c3dc1020a11b68b059a211881bc73ba37b3f86e48
[INFO] running `Command { std: "docker" "start" "-a" "4406612f3a3f2becccdb6a0c3dc1020a11b68b059a211881bc73ba37b3f86e48", 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 1.66s
[INFO] running `Command { std: "docker" "inspect" "4406612f3a3f2becccdb6a0c3dc1020a11b68b059a211881bc73ba37b3f86e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4406612f3a3f2becccdb6a0c3dc1020a11b68b059a211881bc73ba37b3f86e48", kill_on_drop: false }`
[INFO] [stdout] 4406612f3a3f2becccdb6a0c3dc1020a11b68b059a211881bc73ba37b3f86e48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81fb9188aefe73c482a137624cf1f4e77910e36a2bf2cf3c7387fd06cdde1b6c
[INFO] running `Command { std: "docker" "start" "-a" "81fb9188aefe73c482a137624cf1f4e77910e36a2bf2cf3c7387fd06cdde1b6c", 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-e5db042116c5debf)
[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" "81fb9188aefe73c482a137624cf1f4e77910e36a2bf2cf3c7387fd06cdde1b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81fb9188aefe73c482a137624cf1f4e77910e36a2bf2cf3c7387fd06cdde1b6c", kill_on_drop: false }`
[INFO] [stdout] 81fb9188aefe73c482a137624cf1f4e77910e36a2bf2cf3c7387fd06cdde1b6c