[INFO] updating cached repository https://github.com/udoprog/kernelstats [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 0c50deab262e424e69b70ea2106694e2c80739c7 [INFO] checking udoprog/kernelstats against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudoprog%2Fkernelstats" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] [stderr] Checking out files: 82% (114/139) Checking out files: 83% (116/139) Checking out files: 84% (117/139) Checking out files: 85% (119/139) Checking out files: 86% (120/139) Checking out files: 87% (121/139) Checking out files: 88% (123/139) Checking out files: 89% (124/139) Checking out files: 90% (126/139) Checking out files: 91% (127/139) Checking out files: 92% (128/139) Checking out files: 93% (130/139) Checking out files: 94% (131/139) Checking out files: 95% (133/139) Checking out files: 96% (134/139) Checking out files: 97% (135/139) Checking out files: 98% (137/139) Checking out files: 99% (138/139) Checking out files: 100% (139/139) Checking out files: 100% (139/139), done. [INFO] validating manifest of git repo https://github.com/udoprog/kernelstats on toolchain e922e6444795ab795fab1943288aee3d543699b8 [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/udoprog/kernelstats [INFO] finished tweaking git repo https://github.com/udoprog/kernelstats [INFO] tweaked toml for git repo https://github.com/udoprog/kernelstats written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/udoprog/kernelstats already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2e757e7e8c60708f163307bc771051a9d6984c3e260fe7d6c93b54fd0f1cfad0 [INFO] running `"docker" "start" "-a" "2e757e7e8c60708f163307bc771051a9d6984c3e260fe7d6c93b54fd0f1cfad0"` [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Checking tokio-reactor v0.1.11 [INFO] [stderr] Checking tokio-threadpool v0.1.17 [INFO] [stderr] Checking rayon-core v1.6.1 [INFO] [stderr] Checking pretty_env_logger v0.2.5 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] error[E0277]: `?` couldn't convert the error to `char::TryFromIntToCharError` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/char.rs:56:39 [INFO] [stderr] | [INFO] [stderr] 56 | match u32::try_from(n)? { [INFO] [stderr] | ^ the trait `std::convert::From` is not implemented for `char::TryFromIntToCharError` [INFO] [stderr] ... [INFO] [stderr] 68 | impl_int_to_char!(i8, i16, i32, i64, isize, u16, u32, u64, usize); [INFO] [stderr] | ------------------------------------------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stderr] = help: the following implementations were found: [INFO] [stderr] > [INFO] [stderr] > [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error[E0277]: `?` couldn't convert the error to `char::TryFromIntToCharError` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/char.rs:56:39 [INFO] [stderr] | [INFO] [stderr] 56 | match u32::try_from(n)? { [INFO] [stderr] | ^ the trait `std::convert::From` is not implemented for `char::TryFromIntToCharError` [INFO] [stderr] ... [INFO] [stderr] 68 | impl_int_to_char!(i8, i16, i32, i64, isize, u16, u32, u64, usize); [INFO] [stderr] | ------------------------------------------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stderr] = help: the following implementations were found: [INFO] [stderr] > [INFO] [stderr] > [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error[E0277]: `?` couldn't convert the error to `char::TryFromIntToCharError` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/char.rs:56:39 [INFO] [stderr] | [INFO] [stderr] 56 | match u32::try_from(n)? { [INFO] [stderr] | ^ the trait `std::convert::From` is not implemented for `char::TryFromIntToCharError` [INFO] [stderr] ... [INFO] [stderr] 68 | impl_int_to_char!(i8, i16, i32, i64, isize, u16, u32, u64, usize); [INFO] [stderr] | ------------------------------------------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stderr] = help: the following implementations were found: [INFO] [stderr] > [INFO] [stderr] > [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error[E0277]: `?` couldn't convert the error to `char::TryFromIntToCharError` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/char.rs:56:39 [INFO] [stderr] | [INFO] [stderr] 56 | match u32::try_from(n)? { [INFO] [stderr] | ^ the trait `std::convert::From` is not implemented for `char::TryFromIntToCharError` [INFO] [stderr] ... [INFO] [stderr] 68 | impl_int_to_char!(i8, i16, i32, i64, isize, u16, u32, u64, usize); [INFO] [stderr] | ------------------------------------------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stderr] = help: the following implementations were found: [INFO] [stderr] > [INFO] [stderr] > [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error[E0277]: `?` couldn't convert the error to `char::TryFromIntToCharError` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/char.rs:56:39 [INFO] [stderr] | [INFO] [stderr] 56 | match u32::try_from(n)? { [INFO] [stderr] | ^ the trait `std::convert::From` is not implemented for `char::TryFromIntToCharError` [INFO] [stderr] ... [INFO] [stderr] 68 | impl_int_to_char!(i8, i16, i32, i64, isize, u16, u32, u64, usize); [INFO] [stderr] | ------------------------------------------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stderr] = help: the following implementations were found: [INFO] [stderr] > [INFO] [stderr] > [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error[E0277]: `?` couldn't convert the error to `char::TryFromIntToCharError` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/char.rs:56:39 [INFO] [stderr] | [INFO] [stderr] 56 | match u32::try_from(n)? { [INFO] [stderr] | ^ the trait `std::convert::From<()>` is not implemented for `char::TryFromIntToCharError` [INFO] [stderr] ... [INFO] [stderr] 68 | impl_int_to_char!(i8, i16, i32, i64, isize, u16, u32, u64, usize); [INFO] [stderr] | ------------------------------------------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stderr] = help: the following implementations were found: [INFO] [stderr] > [INFO] [stderr] > [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error[E0277]: `?` couldn't convert the error to `char::TryFromIntToCharError` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/char.rs:56:39 [INFO] [stderr] | [INFO] [stderr] 56 | match u32::try_from(n)? { [INFO] [stderr] | ^ the trait `std::convert::From<()>` is not implemented for `char::TryFromIntToCharError` [INFO] [stderr] ... [INFO] [stderr] 68 | impl_int_to_char!(i8, i16, i32, i64, isize, u16, u32, u64, usize); [INFO] [stderr] | ------------------------------------------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stderr] = help: the following implementations were found: [INFO] [stderr] > [INFO] [stderr] > [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error[E0277]: `?` couldn't convert the error to `char::TryFromIntToCharError` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/char.rs:56:39 [INFO] [stderr] | [INFO] [stderr] 56 | match u32::try_from(n)? { [INFO] [stderr] | ^ the trait `std::convert::From` is not implemented for `char::TryFromIntToCharError` [INFO] [stderr] ... [INFO] [stderr] 68 | impl_int_to_char!(i8, i16, i32, i64, isize, u16, u32, u64, usize); [INFO] [stderr] | ------------------------------------------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stderr] = help: the following implementations were found: [INFO] [stderr] > [INFO] [stderr] > [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error[E0277]: `?` couldn't convert the error to `char::TryFromIntToCharError` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/char.rs:56:39 [INFO] [stderr] | [INFO] [stderr] 56 | match u32::try_from(n)? { [INFO] [stderr] | ^ the trait `std::convert::From` is not implemented for `char::TryFromIntToCharError` [INFO] [stderr] ... [INFO] [stderr] 68 | impl_int_to_char!(i8, i16, i32, i64, isize, u16, u32, u64, usize); [INFO] [stderr] | ------------------------------------------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stderr] = help: the following implementations were found: [INFO] [stderr] > [INFO] [stderr] > [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error: aborting due to 9 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0277`. [INFO] [stderr] error: could not compile `try_from`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "2e757e7e8c60708f163307bc771051a9d6984c3e260fe7d6c93b54fd0f1cfad0"` [INFO] running `"docker" "rm" "-f" "2e757e7e8c60708f163307bc771051a9d6984c3e260fe7d6c93b54fd0f1cfad0"` [INFO] [stdout] 2e757e7e8c60708f163307bc771051a9d6984c3e260fe7d6c93b54fd0f1cfad0