[INFO] fetching crate next-gen 0.0.10... [INFO] checking next-gen-0.0.10 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219 [INFO] extracting crate next-gen 0.0.10 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate next-gen 0.0.10 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate next-gen 0.0.10 [INFO] finished tweaking crates.io crate next-gen 0.0.10 [INFO] tweaked toml for crates.io crate next-gen 0.0.10 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded next-gen_proc-macro v0.0.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e5e8c1cf27a8a500cb0556c9697da700dfd96dd001db7359b4e061b39b9cb489 [INFO] running `Command { std: "docker" "start" "-a" "e5e8c1cf27a8a500cb0556c9697da700dfd96dd001db7359b4e061b39b9cb489", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5e8c1cf27a8a500cb0556c9697da700dfd96dd001db7359b4e061b39b9cb489", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5e8c1cf27a8a500cb0556c9697da700dfd96dd001db7359b4e061b39b9cb489", kill_on_drop: false }` [INFO] [stdout] e5e8c1cf27a8a500cb0556c9697da700dfd96dd001db7359b4e061b39b9cb489 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1074799350d0594c2fdbfdd8c80bbfc24ce1c9d7b87969418356920e4a59f2dd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1074799350d0594c2fdbfdd8c80bbfc24ce1c9d7b87969418356920e4a59f2dd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.40 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling fstrings-proc-macro v0.2.3 [INFO] [stderr] Compiling fstrings v0.2.3 [INFO] [stderr] Compiling next-gen_proc-macro v0.0.10 [INFO] [stderr] Checking next-gen v0.0.10 (/opt/rustwide/workdir) [INFO] [stdout] error: extern declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/public_macros.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | extern {} [INFO] [stdout] | ^^^^^^^^^ ABI should be specified here [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | mk_gen!(let generator = generator()); [INFO] [stdout] | ------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(missing_abi)]` on by default [INFO] [stdout] = help: the default ABI is C [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: extern declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/public_macros.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | extern {} [INFO] [stdout] | ^^^^^^^^^ ABI should be specified here [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | mk_gen!(let generator = range(2, 8)); [INFO] [stdout] | ------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: the default ABI is C [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: extern declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/public_macros.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | extern {} [INFO] [stdout] | ^^^^^^^^^ ABI should be specified here [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | mk_gen!(let generator = range(2, 8)); [INFO] [stdout] | ------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: the default ABI is C [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: extern declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/public_macros.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | extern {} [INFO] [stdout] | ^^^^^^^^^ ABI should be specified here [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:116:19 [INFO] [stdout] | [INFO] [stdout] 116 | let ret = gen_iter!( [INFO] [stdout] | ___________________- [INFO] [stdout] 117 | | for question in answer() { [INFO] [stdout] 118 | | assert_eq!( [INFO] [stdout] 119 | | question, [INFO] [stdout] ... | [INFO] [stdout] 122 | | } [INFO] [stdout] 123 | | ); [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: the default ABI is C [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: extern declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/public_macros.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | extern {} [INFO] [stdout] | ^^^^^^^^^ ABI should be specified here [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:168:13 [INFO] [stdout] | [INFO] [stdout] 168 | mk_gen!(let iterator = range(2, 7)); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: the default ABI is C [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: extern declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/public_macros.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | extern {} [INFO] [stdout] | ^^^^^^^^^ ABI should be specified here [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:169:13 [INFO] [stdout] | [INFO] [stdout] 169 | mk_gen!(let iterator = filter(|x| x % 2 == 0, iterator)); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: the default ABI is C [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: extern declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/public_macros.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | extern {} [INFO] [stdout] | ^^^^^^^^^ ABI should be specified here [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:180:13 [INFO] [stdout] | [INFO] [stdout] 180 | mk_gen!(let iterator = range(2, 7)); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: the default ABI is C [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: extern declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/public_macros.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | extern {} [INFO] [stdout] | ^^^^^^^^^ ABI should be specified here [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:181:13 [INFO] [stdout] | [INFO] [stdout] 181 | mk_gen!(let iterator = filter(|x| x % 2 == 0, iterator)); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: the default ABI is C [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: extern declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/public_macros.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | extern {} [INFO] [stdout] | ^^^^^^^^^ ABI should be specified here [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:182:13 [INFO] [stdout] | [INFO] [stdout] 182 | mk_gen!(let iterator = map(|x| x * x, iterator)); [INFO] [stdout] | ------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: the default ABI is C [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/tests.rs:212:21 [INFO] [stdout] | [INFO] [stdout] 208 | / loop { [INFO] [stdout] 209 | | yield_!(current); [INFO] [stdout] 210 | | current = current.checked_sub(1)?; [INFO] [stdout] 211 | | } [INFO] [stdout] | |_____________________- any code following this expression is unreachable [INFO] [stdout] 212 | None [INFO] [stdout] | ^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `next-gen`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: couldn't read tests/../src/proc_macro/doc_examples/generator.rs: No such file or directory (os error 2) [INFO] [stdout] --> tests/proc_macro.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | / include! { [INFO] [stdout] 9 | | concat!( [INFO] [stdout] 10 | | "../src/proc_macro/doc_examples/", [INFO] [stdout] 11 | | stringify!($ident), [INFO] [stdout] 12 | | ".rs", [INFO] [stdout] 13 | | ) [INFO] [stdout] 14 | | } [INFO] [stdout] | |_________________^ [INFO] [stdout] ... [INFO] [stdout] 19 | / test_include! { [INFO] [stdout] 20 | | generator, [INFO] [stdout] 21 | | generator_desugared, [INFO] [stdout] 22 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1074799350d0594c2fdbfdd8c80bbfc24ce1c9d7b87969418356920e4a59f2dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1074799350d0594c2fdbfdd8c80bbfc24ce1c9d7b87969418356920e4a59f2dd", kill_on_drop: false }` [INFO] [stdout] 1074799350d0594c2fdbfdd8c80bbfc24ce1c9d7b87969418356920e4a59f2dd