[INFO] cloning repository https://github.com/sunjay/lox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunjay/lox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Flox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Flox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9fd5c615497f07319c49164643eee6114ad8434a [INFO] checking sunjay/lox against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Flox" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sunjay/lox on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sunjay/lox [INFO] finished tweaking git repo https://github.com/sunjay/lox [INFO] tweaked toml for git repo https://github.com/sunjay/lox written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/sunjay/lox already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a6d5c20dc4048725d714aed7553d8d8d6d2b9ae476861864fd4eef051e085241 [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" "a6d5c20dc4048725d714aed7553d8d8d6d2b9ae476861864fd4eef051e085241", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6d5c20dc4048725d714aed7553d8d8d6d2b9ae476861864fd4eef051e085241", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6d5c20dc4048725d714aed7553d8d8d6d2b9ae476861864fd4eef051e085241", kill_on_drop: false }` [INFO] [stdout] a6d5c20dc4048725d714aed7553d8d8d6d2b9ae476861864fd4eef051e085241 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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] 2696f7a985fb14029edf5c88b285fa91b4f7344a97a637db2536c2a2937a008a [INFO] running `Command { std: "docker" "start" "-a" "2696f7a985fb14029edf5c88b285fa91b4f7344a97a637db2536c2a2937a008a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Compiling anyhow v1.0.32 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Checking dirs-sys-next v0.1.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking dirs-next v1.0.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Compiling structopt-derive v0.4.10 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Checking rustyline v6.2.0 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking structopt v0.3.17 [INFO] [stderr] Checking lox v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 55.91s [INFO] running `Command { std: "docker" "inspect" "2696f7a985fb14029edf5c88b285fa91b4f7344a97a637db2536c2a2937a008a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2696f7a985fb14029edf5c88b285fa91b4f7344a97a637db2536c2a2937a008a", kill_on_drop: false }` [INFO] [stdout] 2696f7a985fb14029edf5c88b285fa91b4f7344a97a637db2536c2a2937a008a