[INFO] fetching crate rust_study0 0.1.1...
[INFO] testing rust_study0-0.1.1 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate rust_study0 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rust_study0 0.1.1
[INFO] finished tweaking crates.io crate rust_study0 0.1.1
[INFO] tweaked toml for crates.io crate rust_study0 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_study0 0.1.1 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_study0 0.1.1 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.15
[INFO] [stderr]   Downloaded rand_hc v0.3.1
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded rand v0.8.4
[INFO] [stderr]   Downloaded libc v0.2.107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f104c8b52ee3b3bac1391f6afc9276657d6fbec604e00a2314c07e24bf7a8fce
[INFO] running `Command { std: "docker" "start" "-a" "f104c8b52ee3b3bac1391f6afc9276657d6fbec604e00a2314c07e24bf7a8fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f104c8b52ee3b3bac1391f6afc9276657d6fbec604e00a2314c07e24bf7a8fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f104c8b52ee3b3bac1391f6afc9276657d6fbec604e00a2314c07e24bf7a8fce", kill_on_drop: false }`
[INFO] [stdout] f104c8b52ee3b3bac1391f6afc9276657d6fbec604e00a2314c07e24bf7a8fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2e727aa86702d936d628c9400b2f9ed9b4dcfff6cd2738ee2de7a3a1fa23727
[INFO] running `Command { std: "docker" "start" "-a" "d2e727aa86702d936d628c9400b2f9ed9b4dcfff6cd2738ee2de7a3a1fa23727", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rust_study0 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/lib.rs:206:18
[INFO] [stdout]     |
[INFO] [stdout] 206 |     struct Color(i32, i32, i32);
[INFO] [stdout]     |            ----- ^^^  ^^^  ^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/lib.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |     struct Point3D(i32, i32, i32);
[INFO] [stdout]     |            ------- ^^^  ^^^  ^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]    --> src/lib.rs:352:9
[INFO] [stdout]     |
[INFO] [stdout] 351 |     struct Device {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 352 |         addr: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Device` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "d2e727aa86702d936d628c9400b2f9ed9b4dcfff6cd2738ee2de7a3a1fa23727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e727aa86702d936d628c9400b2f9ed9b4dcfff6cd2738ee2de7a3a1fa23727", kill_on_drop: false }`
[INFO] [stdout] d2e727aa86702d936d628c9400b2f9ed9b4dcfff6cd2738ee2de7a3a1fa23727
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1df621863ca57d37ad92dfde7e04e1e2f07fb98a6eaf5e67779d6781f24fc9a5
[INFO] running `Command { std: "docker" "start" "-a" "1df621863ca57d37ad92dfde7e04e1e2f07fb98a6eaf5e67779d6781f24fc9a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_study0 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/lib.rs:206:18
[INFO] [stdout]     |
[INFO] [stdout] 206 |     struct Color(i32, i32, i32);
[INFO] [stdout]     |            ----- ^^^  ^^^  ^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/lib.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |     struct Point3D(i32, i32, i32);
[INFO] [stdout]     |            ------- ^^^  ^^^  ^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]    --> src/lib.rs:352:9
[INFO] [stdout]     |
[INFO] [stdout] 351 |     struct Device {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 352 |         addr: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Device` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/lib.rs:206:18
[INFO] [stdout]     |
[INFO] [stdout] 206 |     struct Color(i32, i32, i32);
[INFO] [stdout]     |            ----- ^^^  ^^^  ^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/lib.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |     struct Point3D(i32, i32, i32);
[INFO] [stdout]     |            ------- ^^^  ^^^  ^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]    --> src/lib.rs:352:9
[INFO] [stdout]     |
[INFO] [stdout] 351 |     struct Device {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 352 |         addr: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Device` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "1df621863ca57d37ad92dfde7e04e1e2f07fb98a6eaf5e67779d6781f24fc9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1df621863ca57d37ad92dfde7e04e1e2f07fb98a6eaf5e67779d6781f24fc9a5", kill_on_drop: false }`
[INFO] [stdout] 1df621863ca57d37ad92dfde7e04e1e2f07fb98a6eaf5e67779d6781f24fc9a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d1a73ce6d26629ac82339f811051498ed71e0b1f25e09df75fc6b74421acd92
[INFO] running `Command { std: "docker" "start" "-a" "6d1a73ce6d26629ac82339f811051498ed71e0b1f25e09df75fc6b74421acd92", kill_on_drop: false }`
[INFO] [stderr] warning: fields `0`, `1`, and `2` are never read
[INFO] [stderr]    --> src/lib.rs:206:18
[INFO] [stderr]     |
[INFO] [stderr] 206 |     struct Color(i32, i32, i32);
[INFO] [stderr]     |            ----- ^^^  ^^^  ^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            fields in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing these fields
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, and `2` are never read
[INFO] [stderr]    --> src/lib.rs:207:20
[INFO] [stderr]     |
[INFO] [stderr] 207 |     struct Point3D(i32, i32, i32);
[INFO] [stderr]     |            ------- ^^^  ^^^  ^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            fields in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing these fields
[INFO] [stderr] 
[INFO] [stderr] warning: field `addr` is never read
[INFO] [stderr]    --> src/lib.rs:352:9
[INFO] [stderr]     |
[INFO] [stderr] 351 |     struct Device {
[INFO] [stderr]     |            ------ field in this struct
[INFO] [stderr] 352 |         addr: String,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Device` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_study0` (lib) generated 3 warnings
[INFO] [stderr] warning: `rust_study0` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::one_result ... ok
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_study0-828b65beba0e64ad)
[INFO] [stdout] test tests::multi_results_with_iterator ... ok
[INFO] [stdout] test tests::multi_results ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_study0-7e6ad1cf072827dc)
[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 rust_study0
[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" "6d1a73ce6d26629ac82339f811051498ed71e0b1f25e09df75fc6b74421acd92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d1a73ce6d26629ac82339f811051498ed71e0b1f25e09df75fc6b74421acd92", kill_on_drop: false }`
[INFO] [stdout] 6d1a73ce6d26629ac82339f811051498ed71e0b1f25e09df75fc6b74421acd92
