[INFO] cloning repository https://github.com/radix/safelisprs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/radix/safelisprs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradix%2Fsafelisprs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradix%2Fsafelisprs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15d26349bd0f1c8f0731be2b35b548c79a4ccd90
[INFO] checking radix/safelisprs against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradix%2Fsafelisprs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/radix/safelisprs on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/radix/safelisprs
[INFO] finished tweaking git repo https://github.com/radix/safelisprs
[INFO] tweaked toml for git repo https://github.com/radix/safelisprs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/radix/safelisprs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5875505dee38178acbba4a1d2720c9a6c475e5b90c7a1cd724e4dac0aa48a9fb
[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" "5875505dee38178acbba4a1d2720c9a6c475e5b90c7a1cd724e4dac0aa48a9fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5875505dee38178acbba4a1d2720c9a6c475e5b90c7a1cd724e4dac0aa48a9fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5875505dee38178acbba4a1d2720c9a6c475e5b90c7a1cd724e4dac0aa48a9fb", kill_on_drop: false }`
[INFO] [stdout] 5875505dee38178acbba4a1d2720c9a6c475e5b90c7a1cd724e4dac0aa48a9fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] addc4eedc4678e40e87063e051e3a17e6c25ffd33a0500b810da0e295846b528
[INFO] running `Command { std: "docker" "start" "-a" "addc4eedc4678e40e87063e051e3a17e6c25ffd33a0500b810da0e295846b528", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking unescape v0.1.0
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking atoms v2.2.3
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking pretty_assertions v0.5.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.75
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking serde_yaml v0.8.1
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking safelisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `parser` is imported redundantly
[INFO] [stdout]    --> src/compiler.rs:395:7
[INFO] [stdout]     |
[INFO] [stdout] 3   | use parser::{self, Identifier, AST};
[INFO] [stdout]     |              ---- the item `parser` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 395 |   use parser;
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::AST::*`
[INFO] [stdout]    --> src/closure.rs:428:9
[INFO] [stdout]     |
[INFO] [stdout] 428 |     use parser::AST::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `parser` is imported redundantly
[INFO] [stdout]    --> src/compiler.rs:395:7
[INFO] [stdout]     |
[INFO] [stdout] 3   | use parser::{self, Identifier, AST};
[INFO] [stdout]     |              ---- the item `parser` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 395 |   use parser;
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.97s
[INFO] running `Command { std: "docker" "inspect" "addc4eedc4678e40e87063e051e3a17e6c25ffd33a0500b810da0e295846b528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "addc4eedc4678e40e87063e051e3a17e6c25ffd33a0500b810da0e295846b528", kill_on_drop: false }`
[INFO] [stdout] addc4eedc4678e40e87063e051e3a17e6c25ffd33a0500b810da0e295846b528