[INFO] cloning repository https://github.com/oberien/rebo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oberien/rebo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Frebo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Frebo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49c2e192e221ce434b6333e32ec8bd2c4e08c341
[INFO] checking oberien/rebo against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Frebo" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oberien/rebo on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oberien/rebo
[INFO] finished tweaking git repo https://github.com/oberien/rebo
[INFO] tweaked toml for git repo https://github.com/oberien/rebo written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/oberien/rebo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8d789335a448c5a464806f2598cf6738658d0f9d24b3d0d78fb4cba7fc69cbc3
[INFO] running `Command { std: "docker" "start" "-a" "8d789335a448c5a464806f2598cf6738658d0f9d24b3d0d78fb4cba7fc69cbc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d789335a448c5a464806f2598cf6738658d0f9d24b3d0d78fb4cba7fc69cbc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d789335a448c5a464806f2598cf6738658d0f9d24b3d0d78fb4cba7fc69cbc3", kill_on_drop: false }`
[INFO] [stdout] 8d789335a448c5a464806f2598cf6738658d0f9d24b3d0d78fb4cba7fc69cbc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5599eba77eb0cd4e0b9ba4d79430712459965b835882ddebf3cf9b6d76e68f6a
[INFO] running `Command { std: "docker" "start" "-a" "5599eba77eb0cd4e0b9ba4d79430712459965b835882ddebf3cf9b6d76e68f6a", 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]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking any_ascii v0.1.7
[INFO] [stderr]     Checking appendlist v1.4.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]     Checking codespan-reporting v0.9.5
[INFO] [stderr]     Checking lexical-sort v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking lexical v5.2.2
[INFO] [stderr]     Checking diagnostic v0.1.0 (https://github.com/oberien/diagnostic?rev=c2f88cd#c2f88cd6)
[INFO] [stderr]     Checking rebo_derive v0.1.0 (/opt/rustwide/workdir/rebo_derive)
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking rebo v0.1.0 (/opt/rustwide/workdir/rebo)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> rebo/src/parser/expr/pattern.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / macro_rules! module_path {
[INFO] [stdout] 12 | |     () => {{
[INFO] [stdout] 13 | |         let path = std::module_path!();
[INFO] [stdout] 14 | |         let end = path.rfind("::").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     }}
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> rebo/src/parser/expr/pattern.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / macro_rules! module_path {
[INFO] [stdout] 12 | |     () => {{
[INFO] [stdout] 13 | |         let path = std::module_path!();
[INFO] [stdout] 14 | |         let end = path.rfind("::").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     }}
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `consume_until`
[INFO] [stdout]    --> rebo/src/parser/mod.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn consume_until(&mut self, until: &[TokenType]) -> Consumed<'i> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Consumed`
[INFO] [stdout]    --> rebo/src/parser/mod.rs:359:6
[INFO] [stdout]     |
[INFO] [stdout] 359 | enum Consumed<'i> {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `consume_until`
[INFO] [stdout]    --> rebo/src/parser/mod.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn consume_until(&mut self, until: &[TokenType]) -> Consumed<'i> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Consumed`
[INFO] [stdout]    --> rebo/src/parser/mod.rs:359:6
[INFO] [stdout]     |
[INFO] [stdout] 359 | enum Consumed<'i> {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "5599eba77eb0cd4e0b9ba4d79430712459965b835882ddebf3cf9b6d76e68f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5599eba77eb0cd4e0b9ba4d79430712459965b835882ddebf3cf9b6d76e68f6a", kill_on_drop: false }`
[INFO] [stdout] 5599eba77eb0cd4e0b9ba4d79430712459965b835882ddebf3cf9b6d76e68f6a