[INFO] cloning repository https://github.com/tkyk0317/r-debugger [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkyk0317/r-debugger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkyk0317%2Fr-debugger", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkyk0317%2Fr-debugger'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 34a2ceeefefc25c20cee7db6f971a457997601a3 [INFO] checking tkyk0317/r-debugger against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkyk0317%2Fr-debugger" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tkyk0317/r-debugger 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 git repo https://github.com/tkyk0317/r-debugger [INFO] finished tweaking git repo https://github.com/tkyk0317/r-debugger [INFO] tweaked toml for git repo https://github.com/tkyk0317/r-debugger written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tkyk0317/r-debugger 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded symbolic-common v7.3.0 [INFO] [stderr] Downloaded cpp_demangle v0.2.15 [INFO] [stderr] Downloaded symbolic-demangle v7.3.0 [INFO] [stderr] Downloaded msvc-demangler v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ba732690d82c682197d297f986d16392d51834063edf2949b147b41895e9280e [INFO] running `Command { std: "docker" "start" "-a" "ba732690d82c682197d297f986d16392d51834063edf2949b147b41895e9280e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ba732690d82c682197d297f986d16392d51834063edf2949b147b41895e9280e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba732690d82c682197d297f986d16392d51834063edf2949b147b41895e9280e", kill_on_drop: false }` [INFO] [stdout] ba732690d82c682197d297f986d16392d51834063edf2949b147b41895e9280e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 27f8b18fd4c2c85d7d6efa7277f1d25d157c540fd74ed95a727f1622f5a3868d [INFO] running `Command { std: "docker" "start" "-a" "27f8b18fd4c2c85d7d6efa7277f1d25d157c540fd74ed95a727f1622f5a3868d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking msvc-demangler v0.8.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking debugid v0.7.2 [INFO] [stderr] Compiling cpp_demangle v0.2.15 [INFO] [stderr] Compiling backtrace-sys v0.1.36 [INFO] [stderr] Compiling symbolic-demangle v7.3.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking nix v0.23.1 [INFO] [stderr] Checking backtrace v0.3.46 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking failure v0.1.7 [INFO] [stderr] Checking symbolic-common v7.3.0 [INFO] [stderr] Checking r-debugger v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `end_address` and `permission` are never read [INFO] [stdout] --> src/memory_map.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct MapInfo { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 9 | pub start_address: String, [INFO] [stdout] 10 | pub end_address: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 11 | pub permission: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MapInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `end_address` and `permission` are never read [INFO] [stdout] --> src/memory_map.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct MapInfo { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 9 | pub start_address: String, [INFO] [stdout] 10 | pub end_address: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 11 | pub permission: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MapInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.48s [INFO] running `Command { std: "docker" "inspect" "27f8b18fd4c2c85d7d6efa7277f1d25d157c540fd74ed95a727f1622f5a3868d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27f8b18fd4c2c85d7d6efa7277f1d25d157c540fd74ed95a727f1622f5a3868d", kill_on_drop: false }` [INFO] [stdout] 27f8b18fd4c2c85d7d6efa7277f1d25d157c540fd74ed95a727f1622f5a3868d [INFO] checking tkyk0317/r-debugger against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkyk0317%2Fr-debugger" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tkyk0317/r-debugger 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 git repo https://github.com/tkyk0317/r-debugger [INFO] finished tweaking git repo https://github.com/tkyk0317/r-debugger [INFO] tweaked toml for git repo https://github.com/tkyk0317/r-debugger written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tkyk0317/r-debugger 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b8733d4cfd2c817989eb26732068afacaef4da7af31cf3afa1a82f067acde2f4 [INFO] running `Command { std: "docker" "start" "-a" "b8733d4cfd2c817989eb26732068afacaef4da7af31cf3afa1a82f067acde2f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8733d4cfd2c817989eb26732068afacaef4da7af31cf3afa1a82f067acde2f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8733d4cfd2c817989eb26732068afacaef4da7af31cf3afa1a82f067acde2f4", kill_on_drop: false }` [INFO] [stdout] b8733d4cfd2c817989eb26732068afacaef4da7af31cf3afa1a82f067acde2f4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8d476dc1ee6e63413f108eff9c5c5165e7d73e6de8f4d7d2dd138d1fa426aad5 [INFO] running `Command { std: "docker" "start" "-a" "8d476dc1ee6e63413f108eff9c5c5165e7d73e6de8f4d7d2dd138d1fa426aad5", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking msvc-demangler v0.8.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.1/src/builder/mod.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | Err(Error::new(D4_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 81 | Err::(Error::new(D4_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.1/src/builder/mod.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 138 | Err(Error::new(D4_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 138 | Err::(Error::new(D4_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.1/src/builder/mod.rs:246:13 [INFO] [stdout] | [INFO] [stdout] 246 | Err(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 246 | Err::(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.1/src/builder/mod.rs:352:13 [INFO] [stdout] | [INFO] [stdout] 352 | Err(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 352 | Err::(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.1/src/parser/mod.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | Err(Error::InvalidLength { [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 67 | Err::(Error::InvalidLength { [INFO] [stdout] | +++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling cpp_demangle v0.2.15 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `uuid` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8d476dc1ee6e63413f108eff9c5c5165e7d73e6de8f4d7d2dd138d1fa426aad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d476dc1ee6e63413f108eff9c5c5165e7d73e6de8f4d7d2dd138d1fa426aad5", kill_on_drop: false }` [INFO] [stdout] 8d476dc1ee6e63413f108eff9c5c5165e7d73e6de8f4d7d2dd138d1fa426aad5