[INFO] cloning repository https://github.com/grihabor/jq-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grihabor/jq-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrihabor%2Fjq-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrihabor%2Fjq-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a2475ee86d7737814b546ba474ea4d78b03d967
[INFO] checking grihabor/jq-rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrihabor%2Fjq-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grihabor/jq-rs on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grihabor/jq-rs
[INFO] finished tweaking git repo https://github.com/grihabor/jq-rs
[INFO] tweaked toml for git repo https://github.com/grihabor/jq-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/grihabor/jq-rs 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caf7616c0da1091ee7a42cf9ce176599b04509df5ac7df4b66c06e863425f63c
[INFO] running `Command { std: "docker" "start" "-a" "caf7616c0da1091ee7a42cf9ce176599b04509df5ac7df4b66c06e863425f63c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caf7616c0da1091ee7a42cf9ce176599b04509df5ac7df4b66c06e863425f63c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf7616c0da1091ee7a42cf9ce176599b04509df5ac7df4b66c06e863425f63c", kill_on_drop: false }`
[INFO] [stdout] caf7616c0da1091ee7a42cf9ce176599b04509df5ac7df4b66c06e863425f63c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faf08a810c8a4bce36ad141cc33bd9931e2004028a2e1c097ff50f59fb1a9fdb
[INFO] running `Command { std: "docker" "start" "-a" "faf08a810c8a4bce36ad141cc33bd9931e2004028a2e1c097ff50f59fb1a9fdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking jq-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `take_while1` and `take_while`
[INFO] [stdout]  --> src/parser.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use self::nom::bytes::complete::{take_while, take_while1};
[INFO] [stdout]   |                                  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::nom::character::is_alphabetic`
[INFO] [stdout]  --> src/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use self::nom::character::is_alphabetic;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::nom::combinator::not`
[INFO] [stdout]  --> src/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use self::nom::combinator::not;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Query` and `query`
[INFO] [stdout]  --> src/main.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     use super::parser::{query, Query};
[INFO] [stdout]   |                         ^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod tests {
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `QueryArrayIndex`, `QueryArray`, `QueryBraces`, `QueryObjectIndex`, `QueryPipe`, and `QuerySlice`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         QueryArray, QueryArrayIndex, QueryBraces, QueryObjectIndex, QueryPipe, QuerySlice,
[INFO] [stdout]    |         ^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | mod tests {
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `take_while1` and `take_while`
[INFO] [stdout]  --> src/parser.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use self::nom::bytes::complete::{take_while, take_while1};
[INFO] [stdout]   |                                  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::nom::character::is_alphabetic`
[INFO] [stdout]  --> src/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use self::nom::character::is_alphabetic;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::nom::combinator::not`
[INFO] [stdout]  --> src/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use self::nom::combinator::not;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     mut first: F1,
[INFO] [stdout]     |     ----^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     mut second: F2,
[INFO] [stdout]     |     ----^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     mut third: F3,
[INFO] [stdout]     |     ----^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     mut first: F1,
[INFO] [stdout]     |     ----^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     mut second: F2,
[INFO] [stdout]     |     ----^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     mut third: F3,
[INFO] [stdout]     |     ----^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `QueryExpr` is more private than the item `Query::Expr::0`
[INFO] [stdout]   --> src/parser.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Expr(QueryExpr),
[INFO] [stdout]    |          ^^^^^^^^^ field `Query::Expr::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `QueryExpr` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/parser.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct QueryExpr {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `QueryFilter` is more private than the item `Query::Filter::0`
[INFO] [stdout]   --> src/parser.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Filter(QueryFilter),
[INFO] [stdout]    |            ^^^^^^^^^^^ field `Query::Filter::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `QueryFilter` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/parser.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct QueryFilter {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/parser.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum Query<'q> {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 19 |     Identity,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 20 |     ObjectIndex(QueryObjectIndex<'q>),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 21 |     ArrayIndex(QueryArrayIndex),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 22 |     Slice(QuerySlice),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 23 |     Expr(QueryExpr),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 24 |     Filter(QueryFilter),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     Pipe(QueryPipe<'q>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     Braces(QueryBraces<'q>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 27 |     Array(QueryArray<'q>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Query` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `query_identity` is never used
[INFO] [stdout]   --> src/parser.rs:78:4
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn query_identity(input: &str) -> IResult<&str, Query> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `query` is never used
[INFO] [stdout]   --> src/parser.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub fn query(input: &str) -> IResult<&str, Query> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_pipe` is never used
[INFO] [stdout]    --> src/parser.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn to_pipe(arr: Vec<Query>) -> Query {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `triple` is never used
[INFO] [stdout]    --> src/parser.rs:148:4
[INFO] [stdout]     |
[INFO] [stdout] 148 | fn triple<F1, F2, F3, O1, O2, O3, I, E>(
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `QueryExpr` is more private than the item `Query::Expr::0`
[INFO] [stdout]   --> src/parser.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Expr(QueryExpr),
[INFO] [stdout]    |          ^^^^^^^^^ field `Query::Expr::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `QueryExpr` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/parser.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct QueryExpr {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `QueryFilter` is more private than the item `Query::Filter::0`
[INFO] [stdout]   --> src/parser.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Filter(QueryFilter),
[INFO] [stdout]    |            ^^^^^^^^^^^ field `Query::Filter::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `QueryFilter` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/parser.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct QueryFilter {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Expr` and `Filter` are never constructed
[INFO] [stdout]   --> src/parser.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum Query<'q> {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 23 |     Expr(QueryExpr),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 24 |     Filter(QueryFilter),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Query` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.81s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "faf08a810c8a4bce36ad141cc33bd9931e2004028a2e1c097ff50f59fb1a9fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf08a810c8a4bce36ad141cc33bd9931e2004028a2e1c097ff50f59fb1a9fdb", kill_on_drop: false }`
[INFO] [stdout] faf08a810c8a4bce36ad141cc33bd9931e2004028a2e1c097ff50f59fb1a9fdb