[INFO] fetching crate jrsonnet-evaluator 0.5.0-pre97...
[INFO] checking jrsonnet-evaluator-0.5.0-pre97 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate jrsonnet-evaluator 0.5.0-pre97 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate jrsonnet-evaluator 0.5.0-pre97
[INFO] finished tweaking crates.io crate jrsonnet-evaluator 0.5.0-pre97
[INFO] tweaked toml for crates.io crate jrsonnet-evaluator 0.5.0-pre97 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jrsonnet-evaluator 0.5.0-pre97 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jrsonnet-evaluator 0.5.0-pre97 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70a5f0b5d939b3f7f0a23d7ac1747e0c530bf6127769ca5d5c7bd94edb4ff0d4
[INFO] running `Command { std: "docker" "start" "-a" "70a5f0b5d939b3f7f0a23d7ac1747e0c530bf6127769ca5d5c7bd94edb4ff0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70a5f0b5d939b3f7f0a23d7ac1747e0c530bf6127769ca5d5c7bd94edb4ff0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70a5f0b5d939b3f7f0a23d7ac1747e0c530bf6127769ca5d5c7bd94edb4ff0d4", kill_on_drop: false }`
[INFO] [stdout] 70a5f0b5d939b3f7f0a23d7ac1747e0c530bf6127769ca5d5c7bd94edb4ff0d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84b3f777a19adf952d17eaf496fcb8ece6092c4f486721683c4da01bb008f0fe
[INFO] running `Command { std: "docker" "start" "-a" "84b3f777a19adf952d17eaf496fcb8ece6092c4f486721683c4da01bb008f0fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling peg-runtime v0.8.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling cc v1.2.33
[INFO] [stderr]     Checking annotate-snippets v0.10.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking range-map v0.2.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling peg-macros v0.8.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]     Checking random_color v0.8.0
[INFO] [stderr]     Checking hi-doc v0.1.1
[INFO] [stderr]     Checking peg v0.8.5
[INFO] [stderr]    Compiling syn-dissect-closure v0.1.0
[INFO] [stderr]    Compiling jrsonnet-gcmodule-derive v0.3.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling jrsonnet-macros v0.5.0-pre97
[INFO] [stderr]     Checking jrsonnet-gcmodule v0.3.10
[INFO] [stderr]     Checking jrsonnet-interner v0.5.0-pre97
[INFO] [stderr]     Checking jrsonnet-types v0.5.0-pre97
[INFO] [stderr]     Checking jrsonnet-parser v0.5.0-pre97
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking jrsonnet-evaluator v0.5.0-pre97 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `error` is never read
[INFO] [stdout]    --> src/error.rs:215:3
[INFO] [stdout]     |
[INFO] [stdout] 215 |         error: Box<jrsonnet_parser::ParseError>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `error` is never read
[INFO] [stdout]    --> src/error.rs:215:3
[INFO] [stdout]     |
[INFO] [stdout] 215 |         error: Box<jrsonnet_parser::ParseError>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `flags` is never read
[INFO] [stdout]    --> src/obj.rs:136:2
[INFO] [stdout]     |
[INFO] [stdout] 136 |     flags: ObjFieldFlags,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `closure` is never read
[INFO] [stdout]   --> src/val.rs:40:2
[INFO] [stdout]    |
[INFO] [stdout] 40 |     closure: fn(D) -> Result<O>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `flags` is never read
[INFO] [stdout]    --> src/obj.rs:136:2
[INFO] [stdout]     |
[INFO] [stdout] 136 |     flags: ObjFieldFlags,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, val::Val>
[INFO] [stdout]    --> src/typed/conversions.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |                   Ok(Val::try_num(value.0)?)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | / impl_bounded_int!(
[INFO] [stdout] 214 | |     BoundedI8 = i8
[INFO] [stdout] 215 | |     BoundedI16 = i16
[INFO] [stdout] 216 | |     BoundedI32 = i32
[INFO] [stdout] 217 | |     BoundedI64 = i64
[INFO] [stdout] 218 | |     BoundedUsize = usize
[INFO] [stdout] 219 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `impl_bounded_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<val::Val, Infallible>
[INFO] [stdout]    --> src/typed/conversions.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |                   Ok(Val::try_num(value.0)?)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | / impl_bounded_int!(
[INFO] [stdout] 214 | |     BoundedI8 = i8
[INFO] [stdout] 215 | |     BoundedI16 = i16
[INFO] [stdout] 216 | |     BoundedI32 = i32
[INFO] [stdout] 217 | |     BoundedI64 = i64
[INFO] [stdout] 218 | |     BoundedUsize = usize
[INFO] [stdout] 219 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_bounded_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, val::Val>
[INFO] [stdout]    --> src/typed/conversions.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |                   Ok(Val::try_num(value.0)?)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | / impl_bounded_int!(
[INFO] [stdout] 214 | |     BoundedI8 = i8
[INFO] [stdout] 215 | |     BoundedI16 = i16
[INFO] [stdout] 216 | |     BoundedI32 = i32
[INFO] [stdout] 217 | |     BoundedI64 = i64
[INFO] [stdout] 218 | |     BoundedUsize = usize
[INFO] [stdout] 219 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_bounded_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, val::Val>
[INFO] [stdout]    --> src/typed/conversions.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |                   Ok(Val::try_num(value.0)?)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | / impl_bounded_int!(
[INFO] [stdout] 214 | |     BoundedI8 = i8
[INFO] [stdout] 215 | |     BoundedI16 = i16
[INFO] [stdout] 216 | |     BoundedI32 = i32
[INFO] [stdout] 217 | |     BoundedI64 = i64
[INFO] [stdout] 218 | |     BoundedUsize = usize
[INFO] [stdout] 219 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_bounded_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jrsonnet-evaluator` (lib test) due to 4 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: value assigned to `closure` is never read
[INFO] [stdout]   --> src/val.rs:40:2
[INFO] [stdout]    |
[INFO] [stdout] 40 |     closure: fn(D) -> Result<O>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, Val>
[INFO] [stdout]    --> src/typed/conversions.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |                   Ok(Val::try_num(value.0)?)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | / impl_bounded_int!(
[INFO] [stdout] 214 | |     BoundedI8 = i8
[INFO] [stdout] 215 | |     BoundedI16 = i16
[INFO] [stdout] 216 | |     BoundedI32 = i32
[INFO] [stdout] 217 | |     BoundedI64 = i64
[INFO] [stdout] 218 | |     BoundedUsize = usize
[INFO] [stdout] 219 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `impl_bounded_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Val, Infallible>
[INFO] [stdout]    --> src/typed/conversions.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |                   Ok(Val::try_num(value.0)?)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | / impl_bounded_int!(
[INFO] [stdout] 214 | |     BoundedI8 = i8
[INFO] [stdout] 215 | |     BoundedI16 = i16
[INFO] [stdout] 216 | |     BoundedI32 = i32
[INFO] [stdout] 217 | |     BoundedI64 = i64
[INFO] [stdout] 218 | |     BoundedUsize = usize
[INFO] [stdout] 219 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_bounded_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, Val>
[INFO] [stdout]    --> src/typed/conversions.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |                   Ok(Val::try_num(value.0)?)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | / impl_bounded_int!(
[INFO] [stdout] 214 | |     BoundedI8 = i8
[INFO] [stdout] 215 | |     BoundedI16 = i16
[INFO] [stdout] 216 | |     BoundedI32 = i32
[INFO] [stdout] 217 | |     BoundedI64 = i64
[INFO] [stdout] 218 | |     BoundedUsize = usize
[INFO] [stdout] 219 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_bounded_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, Val>
[INFO] [stdout]    --> src/typed/conversions.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |                   Ok(Val::try_num(value.0)?)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | / impl_bounded_int!(
[INFO] [stdout] 214 | |     BoundedI8 = i8
[INFO] [stdout] 215 | |     BoundedI16 = i16
[INFO] [stdout] 216 | |     BoundedI32 = i32
[INFO] [stdout] 217 | |     BoundedI64 = i64
[INFO] [stdout] 218 | |     BoundedUsize = usize
[INFO] [stdout] 219 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_bounded_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jrsonnet-evaluator` (lib) due to 4 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "84b3f777a19adf952d17eaf496fcb8ece6092c4f486721683c4da01bb008f0fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b3f777a19adf952d17eaf496fcb8ece6092c4f486721683c4da01bb008f0fe", kill_on_drop: false }`
[INFO] [stdout] 84b3f777a19adf952d17eaf496fcb8ece6092c4f486721683c4da01bb008f0fe
