[INFO] fetching crate mach-core 0.1.1...
[INFO] testing mach-core-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate mach-core 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mach-core 0.1.1
[INFO] finished tweaking crates.io crate mach-core 0.1.1
[INFO] tweaked toml for crates.io crate mach-core 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mach-core 0.1.1 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 7 packages to latest compatible versions
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f5d51fbf72694d51a8a806fce7ff7daff2f9be67dd9a50b08f79e720da251b6f
[INFO] running `Command { std: "docker" "start" "-a" "f5d51fbf72694d51a8a806fce7ff7daff2f9be67dd9a50b08f79e720da251b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5d51fbf72694d51a8a806fce7ff7daff2f9be67dd9a50b08f79e720da251b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d51fbf72694d51a8a806fce7ff7daff2f9be67dd9a50b08f79e720da251b6f", kill_on_drop: false }`
[INFO] [stdout] f5d51fbf72694d51a8a806fce7ff7daff2f9be67dd9a50b08f79e720da251b6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2690f55d81ba92e8719151c46813e3ed9fab55767bcc64a8f89eed6d1da0b7cf
[INFO] running `Command { std: "docker" "start" "-a" "2690f55d81ba92e8719151c46813e3ed9fab55767bcc64a8f89eed6d1da0b7cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling mach-core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `graph_macro::*`
[INFO] [stdout]   --> src/dag/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use graph_macro::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.72s
[INFO] running `Command { std: "docker" "inspect" "2690f55d81ba92e8719151c46813e3ed9fab55767bcc64a8f89eed6d1da0b7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2690f55d81ba92e8719151c46813e3ed9fab55767bcc64a8f89eed6d1da0b7cf", kill_on_drop: false }`
[INFO] [stdout] 2690f55d81ba92e8719151c46813e3ed9fab55767bcc64a8f89eed6d1da0b7cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a4dcb5e6df185bb13639114f92c5992082909a17788cc2a786d598d69a97d6a1
[INFO] running `Command { std: "docker" "start" "-a" "a4dcb5e6df185bb13639114f92c5992082909a17788cc2a786d598d69a97d6a1", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `graph_macro::*`
[INFO] [stdout]   --> src/dag/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use graph_macro::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mach-core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `graph_macro::*`
[INFO] [stdout]   --> src/dag/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use graph_macro::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestLogVisitor` is never constructed
[INFO] [stdout]  --> src/dag/test/visitor_test.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     struct TestLogVisitor {
[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 0.65s
[INFO] running `Command { std: "docker" "inspect" "a4dcb5e6df185bb13639114f92c5992082909a17788cc2a786d598d69a97d6a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4dcb5e6df185bb13639114f92c5992082909a17788cc2a786d598d69a97d6a1", kill_on_drop: false }`
[INFO] [stdout] a4dcb5e6df185bb13639114f92c5992082909a17788cc2a786d598d69a97d6a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dc00d7569cb697829bb756026084c76761dcf22a21230c76227cdaf3a86bf432
[INFO] running `Command { std: "docker" "start" "-a" "dc00d7569cb697829bb756026084c76761dcf22a21230c76227cdaf3a86bf432", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `graph_macro::*`
[INFO] [stderr]   --> src/dag/mod.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub use graph_macro::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TestLogVisitor` is never constructed
[INFO] [stderr]  --> src/dag/test/visitor_test.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 |     struct TestLogVisitor {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mach-core` (lib) generated 1 warning (run `cargo fix --lib -p mach-core` to apply 1 suggestion)
[INFO] [stderr] warning: `mach-core` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mach_core-f9682e7bdb7ed36b)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test dag::test::graph_test::mach_graph_test::construction ... ok
[INFO] [stdout] test dag::test::graph_test::mach_graph_test::push_child_of ... ok
[INFO] [stdout] test dag::test::graph_test::mach_graph_test::syntax ... ok
[INFO] [stdout] test dag::test::graph_test::mach_graph_test::push_child ... ok
[INFO] [stdout] test dag::test::visitor_test::visitor::post_visit ... ok
[INFO] [stdout] test dag::test::graph_test::mach_graph_test::push_child_of_syntax ... ok
[INFO] [stdout] test dag::test::serde_test::serde_test::json ... ok
[INFO] [stdout] test dag::test::visitor_test::visitor::visit_all ... ok
[INFO] [stdout] test dag::test::visitor_test::visitor::pre_visit ... ok
[INFO] [stdout] test dag::test::handle_test::handle::from_string ... ok
[INFO] [stdout] test dag::test::handle_test::handle::construction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mach_core
[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" "dc00d7569cb697829bb756026084c76761dcf22a21230c76227cdaf3a86bf432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc00d7569cb697829bb756026084c76761dcf22a21230c76227cdaf3a86bf432", kill_on_drop: false }`
[INFO] [stdout] dc00d7569cb697829bb756026084c76761dcf22a21230c76227cdaf3a86bf432