[INFO] fetching crate ketos 0.12.0...
[INFO] checking ketos-0.12.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate ketos 0.12.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate ketos 0.12.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ketos 0.12.0
[INFO] finished tweaking crates.io crate ketos 0.12.0
[INFO] tweaked toml for crates.io crate ketos 0.12.0 written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] crate crates.io crate ketos 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gumdrop_derive v0.7.0
[INFO] [stderr]   Downloaded gumdrop v0.7.0
[INFO] [stderr]   Downloaded assert_matches v1.3.0
[INFO] [stderr]   Downloaded mortal v0.2.1
[INFO] [stderr]   Downloaded ketos_derive v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad1ff8a6aab591681157e4b914866871c83910d5d338863a0ca16d2d3448eb3e
[INFO] running `Command { std: "docker" "start" "-a" "ad1ff8a6aab591681157e4b914866871c83910d5d338863a0ca16d2d3448eb3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad1ff8a6aab591681157e4b914866871c83910d5d338863a0ca16d2d3448eb3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad1ff8a6aab591681157e4b914866871c83910d5d338863a0ca16d2d3448eb3e", kill_on_drop: false }`
[INFO] [stdout] ad1ff8a6aab591681157e4b914866871c83910d5d338863a0ca16d2d3448eb3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 743adeddccb235eb09b8a934491630afda878464563cd5416973d671c12ee074
[INFO] running `Command { std: "docker" "start" "-a" "743adeddccb235eb09b8a934491630afda878464563cd5416973d671c12ee074", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   syn v1.0.11 (as host dependency): extra-traits, visit
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking smallstr v0.1.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling gumdrop_derive v0.7.0
[INFO] [stderr]    Compiling ketos_derive v0.12.0
[INFO] [stderr]     Checking mortal v0.2.1
[INFO] [stderr]     Checking gumdrop v0.7.0
[INFO] [stderr]     Checking linefeed v0.6.0
[INFO] [stderr]     Checking ketos v0.12.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/ketos/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/ketos/any.rs (4 fixes)
[INFO] [stderr]        Fixed src/ketos/structs.rs (1 fix)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/ketos/compile.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |         replace(&mut self.blocks, new_blocks);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating tests/run.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/test_derive_struct.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/repl.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/calling.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/conv.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/compile.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/interop.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/test_derive.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/struct.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/encode.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/core.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/restrict.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/foreign.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/module.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/structs.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/value_encode.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating benches/core.rs from 2018 edition to 2021
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/ketos/compile.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |         replace(&mut self.blocks, new_blocks);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.34s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling gumdrop_derive v0.7.0
[INFO] [stderr]    Compiling ketos_derive v0.12.0
[INFO] [stderr]     Checking gumdrop v0.7.0
[INFO] [stderr]     Checking ketos v0.12.0 (/tmp/fixit)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/ketos/compile.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |         replace(&mut self.blocks, new_blocks);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/ketos/compile.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |         replace(&mut self.blocks, new_blocks);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0783]: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/test_derive_struct.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Clone, Debug, FromValueClone, ForeignValue, IntoValue, StructValue)]
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^ help: <dyn (FromValueClone)>: `use `dyn``
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `FromValueClone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0783]: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/test_derive_struct.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Clone, Debug, FromValueClone, ForeignValue, IntoValue, StructValue)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^ help: <dyn (FromValueClone)>: `use `dyn``
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromValueClone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0783]: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/test_derive_struct.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Clone, Debug, FromValueClone, ForeignValue, IntoValue, StructValue)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^ help: <dyn (FromValueClone)>: `use `dyn``
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromValueClone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0783]: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/test_derive_struct.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[derive(Clone, Debug, FromValueClone, ForeignValue, IntoValue, StructValue)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^ help: <dyn (FromValueClone)>: `use `dyn``
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromValueClone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0783`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ketos` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0783]: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> examples/struct.rs:9:38
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(Clone, Debug, ForeignValue, FromValueClone, StructValue)]
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^ help: <dyn (FromValueClone)>: `use `dyn``
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `FromValueClone` (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] [stdout] For more information about this error, try `rustc --explain E0783`.
[INFO] [stdout] 
[INFO] [stdout] error[E0783]: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/test_derive.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(Debug, ForeignValue, FromValue, FromValueRef, IntoValue)]
[INFO] [stdout]   |                               ^^^^^^^^^ help: <dyn (FromValue)>: `use `dyn``
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `FromValue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0783]: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/test_derive.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Clone, Debug, ForeignValue, FromValueClone, FromValueRef, IntoValue)]
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^ help: <dyn (FromValueClone)>: `use `dyn``
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromValueClone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0783]: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/test_derive.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[derive(ForeignValue, FromValue, FromValueRef, IntoValue)]
[INFO] [stdout]    |                        ^^^^^^^^^ help: <dyn (FromValue)>: `use `dyn``
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromValue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0783]: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/test_derive.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 | #[derive(ForeignValue, FromValue, FromValueRef, IntoValue)]
[INFO] [stdout]    |                        ^^^^^^^^^ help: <dyn (FromValue)>: `use `dyn``
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromValue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0783]: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/test_derive.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(ForeignValue, FromValueClone, FromValueRef, IntoValue)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^ help: <dyn (FromValueClone)>: `use `dyn``
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromValueClone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0783]: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/test_derive.rs:56:24
[INFO] [stdout]    |
[INFO] [stdout] 56 | #[derive(ForeignValue, FromValueClone, FromValueRef, IntoValue)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^ help: <dyn (FromValueClone)>: `use `dyn``
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromValueClone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0783`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to check after updating to 2021
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "743adeddccb235eb09b8a934491630afda878464563cd5416973d671c12ee074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "743adeddccb235eb09b8a934491630afda878464563cd5416973d671c12ee074", kill_on_drop: false }`
[INFO] [stdout] 743adeddccb235eb09b8a934491630afda878464563cd5416973d671c12ee074