[INFO] cloning repository https://github.com/poga/cranelift-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/poga/cranelift-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoga%2Fcranelift-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoga%2Fcranelift-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ee691823b33d77ba47cd877d69196fc494c66d81 [INFO] checking poga/cranelift-example against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoga%2Fcranelift-example" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/poga/cranelift-example 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/poga/cranelift-example [INFO] finished tweaking git repo https://github.com/poga/cranelift-example [INFO] tweaked toml for git repo https://github.com/poga/cranelift-example written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/poga/cranelift-example 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cranelift-simplejit v0.33.0 [INFO] [stderr] Downloaded cranelift-native v0.33.0 [INFO] [stderr] Downloaded cranelift-entity v0.33.0 [INFO] [stderr] Downloaded target-lexicon v0.4.0 [INFO] [stderr] Downloaded cranelift-codegen-meta v0.33.0 [INFO] [stderr] Downloaded cranelift v0.33.0 [INFO] [stderr] Downloaded region v2.1.2 [INFO] [stderr] Downloaded cranelift-bforest v0.33.0 [INFO] [stderr] Downloaded cranelift-frontend v0.33.0 [INFO] [stderr] Downloaded cranelift-module v0.33.0 [INFO] [stderr] Downloaded cranelift-codegen v0.33.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f50ff1c40a3dc38c90339160c0473685821d1b5970871436d82aae2b308508ea [INFO] running `Command { std: "docker" "start" "-a" "f50ff1c40a3dc38c90339160c0473685821d1b5970871436d82aae2b308508ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f50ff1c40a3dc38c90339160c0473685821d1b5970871436d82aae2b308508ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f50ff1c40a3dc38c90339160c0473685821d1b5970871436d82aae2b308508ea", kill_on_drop: false }` [INFO] [stdout] f50ff1c40a3dc38c90339160c0473685821d1b5970871436d82aae2b308508ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b816029580b33847aff2ae25488d61a13c7888ada09dcf53c9eb5e51b404a882 [INFO] running `Command { std: "docker" "start" "-a" "b816029580b33847aff2ae25488d61a13c7888ada09dcf53c9eb5e51b404a882", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.42 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling cranelift-entity v0.33.0 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling cranelift-codegen-meta v0.33.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking cranelift-bforest v0.33.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling cc v1.0.38 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling raw-cpuid v6.1.0 [INFO] [stderr] Checking region v2.1.2 [INFO] [stderr] Checking errno v0.2.4 [INFO] [stderr] Compiling cranelift-codegen v0.33.0 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Compiling target-lexicon v0.4.0 [INFO] [stderr] Checking cranelift-frontend v0.33.0 [INFO] [stderr] Checking cranelift-module v0.33.0 [INFO] [stderr] Checking cranelift-native v0.33.0 [INFO] [stderr] Checking cranelift-simplejit v0.33.0 [INFO] [stderr] Checking cranelift v0.33.0 [INFO] [stderr] Checking cranelift-try v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `cranelift::codegen::ir::DisplayFunctionAnnotations` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use cranelift::codegen::ir::DisplayFunctionAnnotations; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cranelift::codegen::write_function` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use cranelift::codegen::write_function; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cranelift::codegen::ir::DisplayFunctionAnnotations` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use cranelift::codegen::ir::DisplayFunctionAnnotations; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cranelift::codegen::write_function` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use cranelift::codegen::write_function; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.37s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.33.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "b816029580b33847aff2ae25488d61a13c7888ada09dcf53c9eb5e51b404a882", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b816029580b33847aff2ae25488d61a13c7888ada09dcf53c9eb5e51b404a882", kill_on_drop: false }` [INFO] [stdout] b816029580b33847aff2ae25488d61a13c7888ada09dcf53c9eb5e51b404a882 [INFO] checking poga/cranelift-example against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoga%2Fcranelift-example" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/poga/cranelift-example 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/poga/cranelift-example [INFO] finished tweaking git repo https://github.com/poga/cranelift-example [INFO] tweaked toml for git repo https://github.com/poga/cranelift-example written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/poga/cranelift-example 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3843d3062994098c96186fc6319a7cd6f62ba7421f730668bc7375db3b4a598a [INFO] running `Command { std: "docker" "start" "-a" "3843d3062994098c96186fc6319a7cd6f62ba7421f730668bc7375db3b4a598a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3843d3062994098c96186fc6319a7cd6f62ba7421f730668bc7375db3b4a598a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3843d3062994098c96186fc6319a7cd6f62ba7421f730668bc7375db3b4a598a", kill_on_drop: false }` [INFO] [stdout] 3843d3062994098c96186fc6319a7cd6f62ba7421f730668bc7375db3b4a598a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e9eda8d4f84d9720df8fd238b20efd8a88906e86c92485eb8b67b1151c757c31 [INFO] running `Command { std: "docker" "start" "-a" "e9eda8d4f84d9720df8fd238b20efd8a88906e86c92485eb8b67b1151c757c31", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling syn v0.15.42 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling cranelift-entity v0.33.0 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cranelift-codegen-meta v0.33.0 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking cranelift-bforest v0.33.0 [INFO] [stderr] Compiling cc v1.0.38 [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling raw-cpuid v6.1.0 [INFO] [stderr] Checking region v2.1.2 [INFO] [stderr] Checking errno v0.2.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/region-2.1.2/src/lock.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | Err(Error::NullAddress)?; [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] 23 | Err::(Error::NullAddress)?; [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/region-2.1.2/src/lock.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | Err(Error::NullAddress)?; [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] 51 | Err::(Error::NullAddress)?; [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/region-2.1.2/src/protect.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | Err(Error::NullAddress)?; [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] 32 | Err::(Error::NullAddress)?; [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/region-2.1.2/src/lib.rs:129:5 [INFO] [stdout] | [INFO] [stdout] 129 | Err(Error::NullAddress)?; [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] 129 | Err::(Error::NullAddress)?; [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/region-2.1.2/src/lib.rs:157:5 [INFO] [stdout] | [INFO] [stdout] 157 | Err(Error::EmptyRange)?; [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] 157 | Err::(Error::EmptyRange)?; [INFO] [stdout] | +++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [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 `region` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "e9eda8d4f84d9720df8fd238b20efd8a88906e86c92485eb8b67b1151c757c31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9eda8d4f84d9720df8fd238b20efd8a88906e86c92485eb8b67b1151c757c31", kill_on_drop: false }` [INFO] [stdout] e9eda8d4f84d9720df8fd238b20efd8a88906e86c92485eb8b67b1151c757c31