[INFO] fetching crate rust-debug 0.1.0...
[INFO] checking rust-debug-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate rust-debug 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rust-debug 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-debug 0.1.0
[INFO] finished tweaking crates.io crate rust-debug 0.1.0
[INFO] tweaked toml for crates.io crate rust-debug 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages
[INFO] [stderr]       Adding fallible-iterator v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding gimli v0.26.2 (latest: v0.28.1)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad8f961cf7e277b1dddf9d250f3f4be4aa1cd7b02a04f17d1743c11394114901
[INFO] running `Command { std: "docker" "start" "-a" "ad8f961cf7e277b1dddf9d250f3f4be4aa1cd7b02a04f17d1743c11394114901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad8f961cf7e277b1dddf9d250f3f4be4aa1cd7b02a04f17d1743c11394114901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad8f961cf7e277b1dddf9d250f3f4be4aa1cd7b02a04f17d1743c11394114901", kill_on_drop: false }`
[INFO] [stdout] ad8f961cf7e277b1dddf9d250f3f4be4aa1cd7b02a04f17d1743c11394114901
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f46c1beb38b6649f5fcbc789043adbdf9cea0ae09405fb2fb4c1bfc363136ef2
[INFO] running `Command { std: "docker" "start" "-a" "f46c1beb38b6649f5fcbc789043adbdf9cea0ae09405fb2fb4c1bfc363136ef2", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking rust-debug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "f46c1beb38b6649f5fcbc789043adbdf9cea0ae09405fb2fb4c1bfc363136ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f46c1beb38b6649f5fcbc789043adbdf9cea0ae09405fb2fb4c1bfc363136ef2", kill_on_drop: false }`
[INFO] [stdout] f46c1beb38b6649f5fcbc789043adbdf9cea0ae09405fb2fb4c1bfc363136ef2
[INFO] checking rust-debug-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate rust-debug 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rust-debug 0.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-debug 0.1.0
[INFO] finished tweaking crates.io crate rust-debug 0.1.0
[INFO] tweaked toml for crates.io crate rust-debug 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee9c56619b7e5181605e76e45137ccae1308755fd87701fc09f79c17e2fdbb50
[INFO] running `Command { std: "docker" "start" "-a" "ee9c56619b7e5181605e76e45137ccae1308755fd87701fc09f79c17e2fdbb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee9c56619b7e5181605e76e45137ccae1308755fd87701fc09f79c17e2fdbb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee9c56619b7e5181605e76e45137ccae1308755fd87701fc09f79c17e2fdbb50", kill_on_drop: false }`
[INFO] [stdout] ee9c56619b7e5181605e76e45137ccae1308755fd87701fc09f79c17e2fdbb50
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab47320cba14f40461ff3087c04fd88f63620b598521b6fa99e29804a8da5b86
[INFO] running `Command { std: "docker" "start" "-a" "ab47320cba14f40461ff3087c04fd88f63620b598521b6fa99e29804a8da5b86", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking rust-debug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/evaluate/mod.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | /         match tattr {
[INFO] [stdout] 51 | |             gimli::AttributeValue::UnitRef(offset) => {
[INFO] [stdout] 52 | |                 let die = unit.entry(offset)?;
[INFO] [stdout] 53 | |                 return evaluate(
[INFO] [stdout] ...  |
[INFO] [stdout] 92 | |             }
[INFO] [stdout] 93 | |         };
[INFO] [stdout]    | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/evaluate/mod.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | /         match tattr {
[INFO] [stdout] 51 | |             gimli::AttributeValue::UnitRef(offset) => {
[INFO] [stdout] 52 | |                 let die = unit.entry(offset)?;
[INFO] [stdout] 53 | |                 return evaluate(
[INFO] [stdout] ...  |
[INFO] [stdout] 92 | |             }
[INFO] [stdout] 93 | |         };
[INFO] [stdout]    | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-debug` (lib test) due to 2 previous errors
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-debug` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ab47320cba14f40461ff3087c04fd88f63620b598521b6fa99e29804a8da5b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab47320cba14f40461ff3087c04fd88f63620b598521b6fa99e29804a8da5b86", kill_on_drop: false }`
[INFO] [stdout] ab47320cba14f40461ff3087c04fd88f63620b598521b6fa99e29804a8da5b86