[INFO] fetching crate icentral-visit-markers 0.1.0...
[INFO] testing icentral-visit-markers-0.1.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate icentral-visit-markers 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate icentral-visit-markers 0.1.0
[INFO] finished tweaking crates.io crate icentral-visit-markers 0.1.0
[INFO] tweaked toml for crates.io crate icentral-visit-markers 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate icentral-visit-markers 0.1.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate icentral-visit-markers 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e246910efdea30578db58a13fbeb4a4c58d2c10d3f40d13c684801263cb0a0b
[INFO] running `Command { std: "docker" "start" "-a" "9e246910efdea30578db58a13fbeb4a4c58d2c10d3f40d13c684801263cb0a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e246910efdea30578db58a13fbeb4a4c58d2c10d3f40d13c684801263cb0a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e246910efdea30578db58a13fbeb4a4c58d2c10d3f40d13c684801263cb0a0b", kill_on_drop: false }`
[INFO] [stdout] 9e246910efdea30578db58a13fbeb4a4c58d2c10d3f40d13c684801263cb0a0b
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6c772de84f7f967c93b6416e3419c944465d6574da8afcbba62a09d1411cfd7
[INFO] running `Command { std: "docker" "start" "-a" "f6c772de84f7f967c93b6416e3419c944465d6574da8afcbba62a09d1411cfd7", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]    Compiling traced-test v0.3.6
[INFO] [stderr]    Compiling error-tree v0.3.6
[INFO] [stderr]    Compiling tracing-setup v0.3.6
[INFO] [stderr]    Compiling scan-crate-for-typedefs v0.6.0
[INFO] [stderr]    Compiling icentral-3p v0.1.0
[INFO] [stderr]    Compiling dachshund v0.1.10
[INFO] [stderr]    Compiling icentral-nodeid v0.1.0
[INFO] [stderr]    Compiling icentral-mindexed-map v0.1.0
[INFO] [stderr]    Compiling icentral-visit-markers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/visit_markers.rs:71:23
[INFO] [stdout]    |
[INFO] [stdout] 71 |             .filter(|(k,v)| !**v)
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/visit_markers.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct VisitMarkers {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 18 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VisitMarkers` has derived impls for the traits `Debug` and `Clone`, but these are 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 1m 34s
[INFO] running `Command { std: "docker" "inspect" "f6c772de84f7f967c93b6416e3419c944465d6574da8afcbba62a09d1411cfd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6c772de84f7f967c93b6416e3419c944465d6574da8afcbba62a09d1411cfd7", kill_on_drop: false }`
[INFO] [stdout] f6c772de84f7f967c93b6416e3419c944465d6574da8afcbba62a09d1411cfd7
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1642ada9160ee4aa36800d5ae28b6cc890cc956eade642be188f94ed6d9f0b54
[INFO] running `Command { std: "docker" "start" "-a" "1642ada9160ee4aa36800d5ae28b6cc890cc956eade642be188f94ed6d9f0b54", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/visit_markers.rs:71:23
[INFO] [stdout]    |
[INFO] [stdout] 71 |             .filter(|(k,v)| !**v)
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/visit_markers.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct VisitMarkers {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 18 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VisitMarkers` has derived impls for the traits `Debug` and `Clone`, but these are 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]    Compiling icentral-visit-markers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/visit_markers.rs:71:23
[INFO] [stdout]    |
[INFO] [stdout] 71 |             .filter(|(k,v)| !**v)
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/visit_markers.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct VisitMarkers {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 18 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VisitMarkers` has derived impls for the traits `Debug` and `Clone`, but these are 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 1.30s
[INFO] running `Command { std: "docker" "inspect" "1642ada9160ee4aa36800d5ae28b6cc890cc956eade642be188f94ed6d9f0b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1642ada9160ee4aa36800d5ae28b6cc890cc956eade642be188f94ed6d9f0b54", kill_on_drop: false }`
[INFO] [stdout] 1642ada9160ee4aa36800d5ae28b6cc890cc956eade642be188f94ed6d9f0b54
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81f50b92196319a17a3480294a30926d39194dd3bd16493156dfa2929d9b1e12
[INFO] running `Command { std: "docker" "start" "-a" "81f50b92196319a17a3480294a30926d39194dd3bd16493156dfa2929d9b1e12", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> src/visit_markers.rs:71:23
[INFO] [stderr]    |
[INFO] [stderr] 71 |             .filter(|(k,v)| !**v)
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]   --> src/visit_markers.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct VisitMarkers {
[INFO] [stderr]    |            ------------ field in this struct
[INFO] [stderr] 18 |     name: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `VisitMarkers` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `icentral-visit-markers` (lib) generated 2 warnings (run `cargo fix --lib -p icentral-visit-markers` to apply 1 suggestion)
[INFO] [stderr] warning: `icentral-visit-markers` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/icentral_visit_markers-2465c04a99a6d14c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests icentral_visit_markers
[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" "81f50b92196319a17a3480294a30926d39194dd3bd16493156dfa2929d9b1e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f50b92196319a17a3480294a30926d39194dd3bd16493156dfa2929d9b1e12", kill_on_drop: false }`
[INFO] [stdout] 81f50b92196319a17a3480294a30926d39194dd3bd16493156dfa2929d9b1e12
