[INFO] fetching crate sidecast 0.1.0...
[INFO] testing sidecast-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate sidecast 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate sidecast 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sidecast 0.1.0
[INFO] tweaked toml for crates.io crate sidecast 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sidecast 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sidecast 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22a32f8741618eae55f7f5b8be37151dac3175202a170fda63be82e136045d28
[INFO] running `Command { std: "docker" "start" "-a" "22a32f8741618eae55f7f5b8be37151dac3175202a170fda63be82e136045d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22a32f8741618eae55f7f5b8be37151dac3175202a170fda63be82e136045d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22a32f8741618eae55f7f5b8be37151dac3175202a170fda63be82e136045d28", kill_on_drop: false }`
[INFO] [stdout] 22a32f8741618eae55f7f5b8be37151dac3175202a170fda63be82e136045d28
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4384043dc806ebf1b418a3522ab4d6e6dc6ac269f7398f3d8d2d89fbbba4482
[INFO] running `Command { std: "docker" "start" "-a" "e4384043dc806ebf1b418a3522ab4d6e6dc6ac269f7398f3d8d2d89fbbba4482", kill_on_drop: false }`
[INFO] [stderr]    Compiling sidecast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "e4384043dc806ebf1b418a3522ab4d6e6dc6ac269f7398f3d8d2d89fbbba4482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4384043dc806ebf1b418a3522ab4d6e6dc6ac269f7398f3d8d2d89fbbba4482", kill_on_drop: false }`
[INFO] [stdout] e4384043dc806ebf1b418a3522ab4d6e6dc6ac269f7398f3d8d2d89fbbba4482
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9708acb0b870b40eadb7b0f48b44773d8903179df812fcb848b0428eb4b57b3
[INFO] running `Command { std: "docker" "start" "-a" "c9708acb0b870b40eadb7b0f48b44773d8903179df812fcb848b0428eb4b57b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sidecast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `a` and `b` are never read
[INFO] [stdout]  --> tests/test.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct GenericStruct<A, B> {
[INFO] [stdout]   |            ------------- fields in this struct
[INFO] [stdout] 8 |     a: A,
[INFO] [stdout]   |     ^
[INFO] [stdout] 9 |     b: B,
[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 0.41s
[INFO] running `Command { std: "docker" "inspect" "c9708acb0b870b40eadb7b0f48b44773d8903179df812fcb848b0428eb4b57b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9708acb0b870b40eadb7b0f48b44773d8903179df812fcb848b0428eb4b57b3", kill_on_drop: false }`
[INFO] [stdout] c9708acb0b870b40eadb7b0f48b44773d8903179df812fcb848b0428eb4b57b3
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d148e971b7551f9680a441f6d7bcd8bf1d4535ccca89b950229cc128d0dae82
[INFO] running `Command { std: "docker" "start" "-a" "4d148e971b7551f9680a441f6d7bcd8bf1d4535ccca89b950229cc128d0dae82", kill_on_drop: false }`
[INFO] [stderr] warning: fields `a` and `b` are never read
[INFO] [stderr]  --> tests/test.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct GenericStruct<A, B> {
[INFO] [stderr]   |            ------------- fields in this struct
[INFO] [stderr] 8 |     a: A,
[INFO] [stderr]   |     ^
[INFO] [stderr] 9 |     b: B,
[INFO] [stderr]   |     ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sidecast` (test "test") generated 1 warning
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sidecast-045b3c7b56ef7810)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-a61b38486df15400)
[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 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d148e971b7551f9680a441f6d7bcd8bf1d4535ccca89b950229cc128d0dae82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d148e971b7551f9680a441f6d7bcd8bf1d4535ccca89b950229cc128d0dae82", kill_on_drop: false }`
[INFO] [stdout] 4d148e971b7551f9680a441f6d7bcd8bf1d4535ccca89b950229cc128d0dae82