[INFO] crate podcast 0.12.1 is already in cache [INFO] checking podcast-0.12.1 against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852 [INFO] extracting crate podcast 0.12.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate podcast 0.12.1 on toolchain e922e6444795ab795fab1943288aee3d543699b8 [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate podcast 0.12.1 [INFO] finished tweaking crates.io crate podcast 0.12.1 [INFO] tweaked toml for crates.io crate podcast 0.12.1 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate podcast 0.12.1 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 34bdd3422184651d630b853388a204ad77c4fa18be5c9e0677d09d62c63965d1 [INFO] running `"docker" "start" "-a" "34bdd3422184651d630b853388a204ad77c4fa18be5c9e0677d09d62c63965d1"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.53 [INFO] [stderr] Compiling cc v1.0.36 [INFO] [stderr] Compiling proc-macro2 v0.4.29 [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Checking futures v0.1.26 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Checking rustc-demangle v0.1.14 [INFO] [stderr] Compiling openssl v0.10.21 [INFO] [stderr] Checking string v0.1.3 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Compiling derive_builder v0.7.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking encoding_rs v0.8.17 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [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" "34bdd3422184651d630b853388a204ad77c4fa18be5c9e0677d09d62c63965d1"` [INFO] running `"docker" "rm" "-f" "34bdd3422184651d630b853388a204ad77c4fa18be5c9e0677d09d62c63965d1"` [INFO] [stdout] 34bdd3422184651d630b853388a204ad77c4fa18be5c9e0677d09d62c63965d1