[INFO] fetching crate nest 1.0.0... [INFO] checking nest-1.0.0 against try#8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f for pr-105568 [INFO] extracting crate nest 1.0.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate nest 1.0.0 on toolchain 8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nest 1.0.0 [INFO] finished tweaking crates.io crate nest 1.0.0 [INFO] tweaked toml for crates.io crate nest 1.0.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 112af1b50f8daae6d14ada9041fb40862665f585563dae5a3fa818a8b950f5e1 [INFO] running `Command { std: "docker" "start" "-a" "112af1b50f8daae6d14ada9041fb40862665f585563dae5a3fa818a8b950f5e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "112af1b50f8daae6d14ada9041fb40862665f585563dae5a3fa818a8b950f5e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "112af1b50f8daae6d14ada9041fb40862665f585563dae5a3fa818a8b950f5e1", kill_on_drop: false }` [INFO] [stdout] 112af1b50f8daae6d14ada9041fb40862665f585563dae5a3fa818a8b950f5e1 [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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 89725510066d1e720e7ff858abcaad5149d2f9c40b7e8534f6826a01df79a9ac [INFO] running `Command { std: "docker" "start" "-a" "89725510066d1e720e7ff858abcaad5149d2f9c40b7e8534f6826a01df79a9ac", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde v1.0.149 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling indexmap v1.9.2 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling cc v1.0.77 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking once_cell v1.16.0 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Checking gimli v0.26.2 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking miniz_oxide v0.5.4 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling backtrace v0.3.66 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking globset v0.4.9 [INFO] [stderr] Checking object v0.29.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Checking predicates-core v1.0.5 [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling pulldown-cmark v0.4.1 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Compiling serde_json v1.0.89 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking toml v0.5.9 [INFO] [stderr] Checking serde_test v0.8.23 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking ignore v0.4.18 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking termtree v0.4.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking itoa v1.0.4 [INFO] [stderr] Checking fastrand v1.8.0 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Checking globwalk v0.5.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking predicates v1.0.8 [INFO] [stderr] Checking serde-hjson v0.9.1 [INFO] [stderr] Checking predicates-tree v1.0.7 [INFO] [stderr] Checking serde_yaml v0.8.26 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking objekt v0.1.2 [INFO] [stderr] Checking semver-parser v0.9.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking mkdirp v0.1.0 [INFO] [stderr] Checking assert_fs v0.11.3 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking atomicwrites v0.2.5 [INFO] [stderr] Compiling snafu-derive v0.2.3 [INFO] [stderr] Checking version-sync v0.8.1 [INFO] [stderr] Checking snafu v0.2.3 [INFO] [stderr] Checking nest v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: the size for values of type `dyn std::error::Error` cannot be known at compilation time [INFO] [stdout] --> src/source/mod.rs:90:69 [INFO] [stdout] | [INFO] [stdout] 90 | .map_err(|err| -> Box { Box::new(err) }) [INFO] [stdout] | -------- ^^^ doesn't have a size known at compile-time [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `dyn std::error::Error` [INFO] [stdout] note: required by a bound in `Box::::new` [INFO] [stdout] --> /rustc/8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f/library/alloc/src/boxed.rs:218:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `dyn std::error::Error` cannot be known at compilation time [INFO] [stdout] --> src/source/mod.rs:87:26 [INFO] [stdout] | [INFO] [stdout] 87 | let file_value = value [INFO] [stdout] | __________________________^ [INFO] [stdout] 88 | | .clone() [INFO] [stdout] 89 | | .try_into() [INFO] [stdout] | |_______________________^ doesn't have a size known at compile-time [INFO] [stdout] 90 | .map_err(|err| -> Box { Box::new(err) }) [INFO] [stdout] | ------- required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `dyn std::error::Error` [INFO] [stdout] note: required by a bound in `std::result::Result::::map_err` [INFO] [stdout] --> /rustc/8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f/library/core/src/result.rs:858:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `dyn std::error::Error` cannot be known at compilation time [INFO] [stdout] --> src/source/mod.rs:90:23 [INFO] [stdout] | [INFO] [stdout] 90 | .map_err(|err| -> Box { Box::new(err) }) [INFO] [stdout] | ^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `dyn std::error::Error` [INFO] [stdout] = help: unsized fn params are gated as an unstable feature [INFO] [stdout] help: function arguments must have a statically known size, borrowed types always have a known size [INFO] [stdout] | [INFO] [stdout] 90 | .map_err(|&err| -> Box { Box::new(err) }) [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `dyn std::error::Error` cannot be known at compilation time [INFO] [stdout] --> src/source/mod.rs:89:14 [INFO] [stdout] | [INFO] [stdout] 89 | .try_into() [INFO] [stdout] | ^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `dyn std::error::Error` [INFO] [stdout] note: required by a bound in `std::result::Result` [INFO] [stdout] --> /rustc/8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f/library/core/src/result.rs:504:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0271]: type mismatch resolving `<::Value as TryFrom>::Error == dyn std::error::Error` [INFO] [stdout] --> src/source/mod.rs:89:14 [INFO] [stdout] | [INFO] [stdout] 89 | .try_into() [INFO] [stdout] | ^^^^^^^^ expected associated type, found trait object `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: expected associated type `<::Value as TryFrom>::Error` [INFO] [stdout] found trait object `dyn std::error::Error` [INFO] [stdout] = help: consider constraining the associated type `<::Value as TryFrom>::Error` to `dyn std::error::Error` or calling a method that returns `<::Value as TryFrom>::Error` [INFO] [stdout] = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0271, E0277. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0271`. [INFO] [stdout] [INFO] [stderr] error: could not compile `nest` due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0277]: the size for values of type `dyn std::error::Error` cannot be known at compilation time [INFO] [stdout] --> src/source/mod.rs:90:69 [INFO] [stdout] | [INFO] [stdout] 90 | .map_err(|err| -> Box { Box::new(err) }) [INFO] [stdout] | -------- ^^^ doesn't have a size known at compile-time [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `dyn std::error::Error` [INFO] [stdout] note: required by a bound in `Box::::new` [INFO] [stdout] --> /rustc/8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f/library/alloc/src/boxed.rs:218:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `dyn std::error::Error` cannot be known at compilation time [INFO] [stdout] --> src/source/mod.rs:87:26 [INFO] [stdout] | [INFO] [stdout] 87 | let file_value = value [INFO] [stdout] | __________________________^ [INFO] [stdout] 88 | | .clone() [INFO] [stdout] 89 | | .try_into() [INFO] [stdout] | |_______________________^ doesn't have a size known at compile-time [INFO] [stdout] 90 | .map_err(|err| -> Box { Box::new(err) }) [INFO] [stdout] | ------- required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `dyn std::error::Error` [INFO] [stdout] note: required by a bound in `std::result::Result::::map_err` [INFO] [stdout] --> /rustc/8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f/library/core/src/result.rs:858:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `dyn std::error::Error` cannot be known at compilation time [INFO] [stdout] --> src/source/mod.rs:90:23 [INFO] [stdout] | [INFO] [stdout] 90 | .map_err(|err| -> Box { Box::new(err) }) [INFO] [stdout] | ^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `dyn std::error::Error` [INFO] [stdout] = help: unsized fn params are gated as an unstable feature [INFO] [stdout] help: function arguments must have a statically known size, borrowed types always have a known size [INFO] [stdout] | [INFO] [stdout] 90 | .map_err(|&err| -> Box { Box::new(err) }) [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `dyn std::error::Error` cannot be known at compilation time [INFO] [stdout] --> src/source/mod.rs:89:14 [INFO] [stdout] | [INFO] [stdout] 89 | .try_into() [INFO] [stdout] | ^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `dyn std::error::Error` [INFO] [stdout] note: required by a bound in `std::result::Result` [INFO] [stdout] --> /rustc/8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f/library/core/src/result.rs:504:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0271]: type mismatch resolving `<::Value as TryFrom>::Error == dyn std::error::Error` [INFO] [stdout] --> src/source/mod.rs:89:14 [INFO] [stdout] | [INFO] [stdout] 89 | .try_into() [INFO] [stdout] | ^^^^^^^^ expected associated type, found trait object `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: expected associated type `<::Value as TryFrom>::Error` [INFO] [stdout] found trait object `dyn std::error::Error` [INFO] [stdout] = help: consider constraining the associated type `<::Value as TryFrom>::Error` to `dyn std::error::Error` or calling a method that returns `<::Value as TryFrom>::Error` [INFO] [stdout] = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0271, E0277. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0271`. [INFO] [stdout] [INFO] [stderr] error: could not compile `nest` due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "89725510066d1e720e7ff858abcaad5149d2f9c40b7e8534f6826a01df79a9ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89725510066d1e720e7ff858abcaad5149d2f9c40b7e8534f6826a01df79a9ac", kill_on_drop: false }` [INFO] [stdout] 89725510066d1e720e7ff858abcaad5149d2f9c40b7e8534f6826a01df79a9ac