[INFO] cloning repository https://github.com/mb64/prolog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mb64/prolog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmb64%2Fprolog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmb64%2Fprolog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ea6fda3ef18b5ce9707e0c2327ef41894c7edf3
[INFO] checking mb64/prolog against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmb64%2Fprolog" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mb64/prolog on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mb64/prolog
[INFO] finished tweaking git repo https://github.com/mb64/prolog
[INFO] tweaked toml for git repo https://github.com/mb64/prolog written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/mb64/prolog already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/mb64/scoped_map.git`
[INFO] [stderr]     Updating git repository `https://github.com/mb64/rust-typed-arena`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lasso v0.3.1
[INFO] [stderr]   Downloaded codespan-reporting v0.9.5
[INFO] [stderr]   Downloaded cpu-time v1.0.0
[INFO] [stderr]   Downloaded const-random-macro v0.1.11
[INFO] [stderr]   Downloaded const-random v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7d61aeb47064a4d1bfa7d6da8457214212a1c1ac97cbb76834fc3660dfa78fd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d7d61aeb47064a4d1bfa7d6da8457214212a1c1ac97cbb76834fc3660dfa78fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7d61aeb47064a4d1bfa7d6da8457214212a1c1ac97cbb76834fc3660dfa78fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d61aeb47064a4d1bfa7d6da8457214212a1c1ac97cbb76834fc3660dfa78fd", kill_on_drop: false }`
[INFO] [stdout] d7d61aeb47064a4d1bfa7d6da8457214212a1c1ac97cbb76834fc3660dfa78fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36b6dfa56e2e3a40f14a2c58c6d0c31ffd1c571f3cd5c464409dbcca3684df8e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "36b6dfa56e2e3a40f14a2c58c6d0c31ffd1c571f3cd5c464409dbcca3684df8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling lalrpop-util v0.19.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking typed-arena v2.0.1 (https://github.com/mb64/rust-typed-arena#43586bc0)
[INFO] [stderr]     Checking unicode-segmentation v1.7.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking codespan-reporting v0.9.5
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking cpu-time v1.0.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking lasso v0.3.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling const-random-macro v0.1.11
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]     Checking const-random v0.1.11
[INFO] [stderr]     Checking ahash v0.4.6
[INFO] [stderr]     Checking scoped_map v0.2.0 (https://github.com/mb64/scoped_map.git?branch=main#79b67877)
[INFO] [stderr]     Checking rustyline v6.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]     Checking logos v0.11.4
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.19.1
[INFO] [stderr]    Compiling prolog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `load_file`
[INFO] [stdout]   --> src/main.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn load_file(filename: &str, ctx: &mut Context) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_file`
[INFO] [stdout]   --> src/main.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn load_file(filename: &str, ctx: &mut Context) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "36b6dfa56e2e3a40f14a2c58c6d0c31ffd1c571f3cd5c464409dbcca3684df8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b6dfa56e2e3a40f14a2c58c6d0c31ffd1c571f3cd5c464409dbcca3684df8e", kill_on_drop: false }`
[INFO] [stdout] 36b6dfa56e2e3a40f14a2c58c6d0c31ffd1c571f3cd5c464409dbcca3684df8e