[INFO] fetching crate xkb-parser 0.1.0...
[INFO] building xkb-parser-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate xkb-parser 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate xkb-parser 0.1.0
[INFO] finished tweaking crates.io crate xkb-parser 0.1.0
[INFO] tweaked toml for crates.io crate xkb-parser 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xkb-parser 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xkb-parser 0.1.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d47b61e50195b1b2ba44616fb91441e51a22279395ca0c8b57de5ba5f8463c61
[INFO] running `Command { std: "docker" "start" "-a" "d47b61e50195b1b2ba44616fb91441e51a22279395ca0c8b57de5ba5f8463c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d47b61e50195b1b2ba44616fb91441e51a22279395ca0c8b57de5ba5f8463c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d47b61e50195b1b2ba44616fb91441e51a22279395ca0c8b57de5ba5f8463c61", kill_on_drop: false }`
[INFO] [stdout] d47b61e50195b1b2ba44616fb91441e51a22279395ca0c8b57de5ba5f8463c61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d4726aed3a561559694438abf1c0d8673f02c5b29b5cb2d3bf24cf6ddb6472b
[INFO] running `Command { std: "docker" "start" "-a" "7d4726aed3a561559694438abf1c0d8673f02c5b29b5cb2d3bf24cf6ddb6472b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling serde v1.0.98
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[INFO] [stderr]    Compiling libc v0.2.61
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling failure_derive v0.1.5
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[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling void v1.0.2
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[INFO] [stderr]    Compiling proc-macro2 v0.2.3
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[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.15
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[INFO] [stderr]    Compiling serde_json v1.0.40
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[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling xkb-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/lib.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn parse(file: &str) -> Result<Xkb, Box<dyn Error>> {
[INFO] [stdout]   |                    ^^^^            ^^^ the same lifetime is hidden here
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn parse(file: &str) -> Result<Xkb<'_>, Box<dyn Error>> {
[INFO] [stdout]   |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/ast/helpers.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) fn span_into_str(span: Span) -> &str {
[INFO] [stdout]   |                                   ^^^^     ^^^^ the same lifetime is elided here
[INFO] [stdout]   |                                   |
[INFO] [stdout]   |                                   the lifetime is hidden here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) fn span_into_str(span: Span<'_>) -> &str {
[INFO] [stdout]   |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.88s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.15
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "7d4726aed3a561559694438abf1c0d8673f02c5b29b5cb2d3bf24cf6ddb6472b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4726aed3a561559694438abf1c0d8673f02c5b29b5cb2d3bf24cf6ddb6472b", kill_on_drop: false }`
[INFO] [stdout] 7d4726aed3a561559694438abf1c0d8673f02c5b29b5cb2d3bf24cf6ddb6472b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71048c4971a89279eb4de7546f14b4e60072229787369614171de6676d1dbd18
[INFO] running `Command { std: "docker" "start" "-a" "71048c4971a89279eb4de7546f14b4e60072229787369614171de6676d1dbd18", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling libc v0.2.61
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.5.0
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[INFO] [stderr]    Compiling same-file v1.0.5
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[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling single v1.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling pest-ast v0.3.3
[INFO] [stderr]    Compiling shrinkwraprs v0.2.1
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling xkb-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/lib.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn parse(file: &str) -> Result<Xkb, Box<dyn Error>> {
[INFO] [stdout]   |                    ^^^^            ^^^ the same lifetime is hidden here
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn parse(file: &str) -> Result<Xkb<'_>, Box<dyn Error>> {
[INFO] [stdout]   |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/ast/helpers.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) fn span_into_str(span: Span) -> &str {
[INFO] [stdout]   |                                   ^^^^     ^^^^ the same lifetime is elided here
[INFO] [stdout]   |                                   |
[INFO] [stdout]   |                                   the lifetime is hidden here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) fn span_into_str(span: Span<'_>) -> &str {
[INFO] [stdout]   |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/lib.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn parse(file: &str) -> Result<Xkb, Box<dyn Error>> {
[INFO] [stdout]   |                    ^^^^            ^^^ the same lifetime is hidden here
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn parse(file: &str) -> Result<Xkb<'_>, Box<dyn Error>> {
[INFO] [stdout]   |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/ast/helpers.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) fn span_into_str(span: Span) -> &str {
[INFO] [stdout]   |                                   ^^^^     ^^^^ the same lifetime is elided here
[INFO] [stdout]   |                                   |
[INFO] [stdout]   |                                   the lifetime is hidden here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) fn span_into_str(span: Span<'_>) -> &str {
[INFO] [stdout]   |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.23s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.15
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "71048c4971a89279eb4de7546f14b4e60072229787369614171de6676d1dbd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71048c4971a89279eb4de7546f14b4e60072229787369614171de6676d1dbd18", kill_on_drop: false }`
[INFO] [stdout] 71048c4971a89279eb4de7546f14b4e60072229787369614171de6676d1dbd18