[INFO] fetching crate icentral-naive 0.1.0...
[INFO] testing icentral-naive-0.1.0 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate icentral-naive 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate icentral-naive 0.1.0
[INFO] finished tweaking crates.io crate icentral-naive 0.1.0
[INFO] tweaked toml for crates.io crate icentral-naive 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate icentral-naive 0.1.0 on toolchain b8e88e5ddf5521a9f43ee3f62a702388c713e4bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate icentral-naive 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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b080878475358b04abb40ce5fce2c24c5fc8da448a5bab36a15624d2a41efc9
[INFO] running `Command { std: "docker" "start" "-a" "0b080878475358b04abb40ce5fce2c24c5fc8da448a5bab36a15624d2a41efc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b080878475358b04abb40ce5fce2c24c5fc8da448a5bab36a15624d2a41efc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b080878475358b04abb40ce5fce2c24c5fc8da448a5bab36a15624d2a41efc9", kill_on_drop: false }`
[INFO] [stdout] 0b080878475358b04abb40ce5fce2c24c5fc8da448a5bab36a15624d2a41efc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48d431048c362adb3de9424c2ded57175616ab40a5f8620ead402a576bdb1639
[INFO] running `Command { std: "docker" "start" "-a" "48d431048c362adb3de9424c2ded57175616ab40a5f8620ead402a576bdb1639", kill_on_drop: false }`
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[INFO] [stderr]    Compiling icentral-muc v0.1.0
[INFO] [stderr]    Compiling icentral-delta v0.1.0
[INFO] [stderr]    Compiling icentral-qube v0.1.0
[INFO] [stderr]    Compiling icentral-graph v0.1.0
[INFO] [stderr]    Compiling icentral-graph-hash v0.1.0
[INFO] [stderr]    Compiling icentral-naive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/naive.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         graph: &Graph<GraphHash>, 
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/naive.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         graph: &Graph<GraphHash>, 
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]    --> src/naive.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         graph: &Graph<GraphHash>, 
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/naive.rs:208:8
[INFO] [stdout]     |
[INFO] [stdout] 208 |     if let graph = graph.lock()? {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "48d431048c362adb3de9424c2ded57175616ab40a5f8620ead402a576bdb1639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d431048c362adb3de9424c2ded57175616ab40a5f8620ead402a576bdb1639", kill_on_drop: false }`
[INFO] [stdout] 48d431048c362adb3de9424c2ded57175616ab40a5f8620ead402a576bdb1639
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d6336885bb8d442b06736f87161293719702fa5fed0dbfbe1b51df792e3434a
[INFO] running `Command { std: "docker" "start" "-a" "7d6336885bb8d442b06736f87161293719702fa5fed0dbfbe1b51df792e3434a", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/naive.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         graph: &Graph<GraphHash>, 
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/naive.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         graph: &Graph<GraphHash>, 
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]    --> src/naive.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         graph: &Graph<GraphHash>, 
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/naive.rs:208:8
[INFO] [stdout]     |
[INFO] [stdout] 208 |     if let graph = graph.lock()? {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling icentral-naive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/naive.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         graph: &Graph<GraphHash>, 
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/naive.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         graph: &Graph<GraphHash>, 
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]    --> src/naive.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         graph: &Graph<GraphHash>, 
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/naive.rs:208:8
[INFO] [stdout]     |
[INFO] [stdout] 208 |     if let graph = graph.lock()? {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "7d6336885bb8d442b06736f87161293719702fa5fed0dbfbe1b51df792e3434a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6336885bb8d442b06736f87161293719702fa5fed0dbfbe1b51df792e3434a", kill_on_drop: false }`
[INFO] [stdout] 7d6336885bb8d442b06736f87161293719702fa5fed0dbfbe1b51df792e3434a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9bb1faaf74cac934bc8c198ddde347f5a1c5f8a2a2162a5173300d6a803b481
[INFO] running `Command { std: "docker" "start" "-a" "c9bb1faaf74cac934bc8c198ddde347f5a1c5f8a2a2162a5173300d6a803b481", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `graph`
[INFO] [stderr]   --> src/naive.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         graph: &Graph<GraphHash>, 
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `graph`
[INFO] [stderr]   --> src/naive.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         graph: &Graph<GraphHash>, 
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `graph`
[INFO] [stderr]    --> src/naive.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |         graph: &Graph<GraphHash>, 
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable `if let` pattern
[INFO] [stderr]    --> src/naive.rs:208:8
[INFO] [stderr]     |
[INFO] [stderr] 208 |     if let graph = graph.lock()? {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stderr]     = help: consider replacing the `if let` with a `let`
[INFO] [stderr]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `icentral-naive` (lib) generated 4 warnings (run `cargo fix --lib -p icentral-naive` to apply 3 suggestions)
[INFO] [stderr] warning: `icentral-naive` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/icentral_naive-d155113697c32073)
[INFO] [stderr]    Doc-tests icentral_naive
[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" "c9bb1faaf74cac934bc8c198ddde347f5a1c5f8a2a2162a5173300d6a803b481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9bb1faaf74cac934bc8c198ddde347f5a1c5f8a2a2162a5173300d6a803b481", kill_on_drop: false }`
[INFO] [stdout] c9bb1faaf74cac934bc8c198ddde347f5a1c5f8a2a2162a5173300d6a803b481
