[INFO] fetching crate twelvepool 0.5.0...
[INFO] testing twelvepool-0.5.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate twelvepool 0.5.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate twelvepool 0.5.0
[INFO] finished tweaking crates.io crate twelvepool 0.5.0
[INFO] tweaked toml for crates.io crate twelvepool 0.5.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate twelvepool 0.5.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 179 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[INFO] [stderr]       Adding sha2 v0.9.9 (available: v0.10.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8948ed150e325a1e2dfc370ba7aaa4957f9c657e198a8dff0cd622ec75c8e01f
[INFO] running `Command { std: "docker" "start" "-a" "8948ed150e325a1e2dfc370ba7aaa4957f9c657e198a8dff0cd622ec75c8e01f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8948ed150e325a1e2dfc370ba7aaa4957f9c657e198a8dff0cd622ec75c8e01f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8948ed150e325a1e2dfc370ba7aaa4957f9c657e198a8dff0cd622ec75c8e01f", kill_on_drop: false }`
[INFO] [stdout] 8948ed150e325a1e2dfc370ba7aaa4957f9c657e198a8dff0cd622ec75c8e01f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fe53dbfa5a694f5db9e1cfb4b6e0ae3642aa99ec99f40b8628e55e7ef66553f
[INFO] running `Command { std: "docker" "start" "-a" "0fe53dbfa5a694f5db9e1cfb4b6e0ae3642aa99ec99f40b8628e55e7ef66553f", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling tokio-util v0.7.17
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling twelvepool v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `new_txs` and `cached_txs` are never read
[INFO] [stdout]   --> src/watcher.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Watcher {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 16 |     terra: Terra,
[INFO] [stdout] 17 |     new_txs: Vec<Tx>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     cached_txs: HashMap<String, Tx>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Watcher` 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 `dev` profile [unoptimized + debuginfo] target(s) in 33.53s
[INFO] running `Command { std: "docker" "inspect" "0fe53dbfa5a694f5db9e1cfb4b6e0ae3642aa99ec99f40b8628e55e7ef66553f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe53dbfa5a694f5db9e1cfb4b6e0ae3642aa99ec99f40b8628e55e7ef66553f", kill_on_drop: false }`
[INFO] [stdout] 0fe53dbfa5a694f5db9e1cfb4b6e0ae3642aa99ec99f40b8628e55e7ef66553f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bf1cd6a845ac8a0896eeb9d4b76b52121d9fafd873dd6f8e6d93f306d331e5c
[INFO] running `Command { std: "docker" "start" "-a" "5bf1cd6a845ac8a0896eeb9d4b76b52121d9fafd873dd6f8e6d93f306d331e5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.17
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling twelvepool v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `new_txs` and `cached_txs` are never read
[INFO] [stdout]   --> src/watcher.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Watcher {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 16 |     terra: Terra,
[INFO] [stdout] 17 |     new_txs: Vec<Tx>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     cached_txs: HashMap<String, Tx>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Watcher` 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] [stdout] warning: fields `new_txs` and `cached_txs` are never read
[INFO] [stdout]   --> src/watcher.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Watcher {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 16 |     terra: Terra,
[INFO] [stdout] 17 |     new_txs: Vec<Tx>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     cached_txs: HashMap<String, Tx>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Watcher` 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 18.34s
[INFO] running `Command { std: "docker" "inspect" "5bf1cd6a845ac8a0896eeb9d4b76b52121d9fafd873dd6f8e6d93f306d331e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf1cd6a845ac8a0896eeb9d4b76b52121d9fafd873dd6f8e6d93f306d331e5c", kill_on_drop: false }`
[INFO] [stdout] 5bf1cd6a845ac8a0896eeb9d4b76b52121d9fafd873dd6f8e6d93f306d331e5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05a3f9355a9d851d3f574de2d1ac01216ed621cc0bd11b4e153c3ab7d06b1821
[INFO] running `Command { std: "docker" "start" "-a" "05a3f9355a9d851d3f574de2d1ac01216ed621cc0bd11b4e153c3ab7d06b1821", kill_on_drop: false }`
[INFO] [stderr] warning: fields `new_txs` and `cached_txs` are never read
[INFO] [stderr]   --> src/watcher.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct Watcher {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr] 16 |     terra: Terra,
[INFO] [stderr] 17 |     new_txs: Vec<Tx>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 18 |     cached_txs: HashMap<String, Tx>,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Watcher` 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: `twelvepool` (lib) generated 1 warning
[INFO] [stderr] warning: `twelvepool` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/twelvepool-95d26f4731fe1743)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test cache::tests::get_expired_item ... ok
[INFO] [stdout] test cache::tests::get_item ... ok
[INFO] [stdout] test cache::tests::get_not_found_item ... ok
[INFO] [stdout] test cache::tests::set_item ... ok
[INFO] [stdout] test cache::tests::clear_expired_items ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests twelvepool
[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" "05a3f9355a9d851d3f574de2d1ac01216ed621cc0bd11b4e153c3ab7d06b1821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05a3f9355a9d851d3f574de2d1ac01216ed621cc0bd11b4e153c3ab7d06b1821", kill_on_drop: false }`
[INFO] [stdout] 05a3f9355a9d851d3f574de2d1ac01216ed621cc0bd11b4e153c3ab7d06b1821