[INFO] cloning repository https://github.com/samuelogu/rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samuelogu/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuelogu%2Frust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuelogu%2Frust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] df60db507b75104e2a91f807a989ca390d24f46a [INFO] testing samuelogu/rust against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuelogu%2Frust" "/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/samuelogu/rust on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/samuelogu/rust [INFO] finished tweaking git repo https://github.com/samuelogu/rust [INFO] tweaked toml for git repo https://github.com/samuelogu/rust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/samuelogu/rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", 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] 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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 01624cbb2656cec6ad38fb943ed77b100f5d8d6a874d0c1c8477f76134b348ea [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" "01624cbb2656cec6ad38fb943ed77b100f5d8d6a874d0c1c8477f76134b348ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "01624cbb2656cec6ad38fb943ed77b100f5d8d6a874d0c1c8477f76134b348ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01624cbb2656cec6ad38fb943ed77b100f5d8d6a874d0c1c8477f76134b348ea", kill_on_drop: false }` [INFO] [stdout] 01624cbb2656cec6ad38fb943ed77b100f5d8d6a874d0c1c8477f76134b348ea [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db064ccc358c59b87fd9edd7be0cc88a70ee2615a98ba00e706131ef9248f14a [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" "db064ccc358c59b87fd9edd7be0cc88a70ee2615a98ba00e706131ef9248f14a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling instant v0.1.10 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling lock_api v0.4.5 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling mio v0.7.13 [INFO] [stderr] Compiling tokio v1.10.1 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.29s [INFO] running `Command { std: "docker" "inspect" "db064ccc358c59b87fd9edd7be0cc88a70ee2615a98ba00e706131ef9248f14a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db064ccc358c59b87fd9edd7be0cc88a70ee2615a98ba00e706131ef9248f14a", kill_on_drop: false }` [INFO] [stdout] db064ccc358c59b87fd9edd7be0cc88a70ee2615a98ba00e706131ef9248f14a [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 26cf99fcb8a189f697f6cab0cda378a6fbf18539b45be53730d9af245266d7b6 [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" "26cf99fcb8a189f697f6cab0cda378a6fbf18539b45be53730d9af245266d7b6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "26cf99fcb8a189f697f6cab0cda378a6fbf18539b45be53730d9af245266d7b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26cf99fcb8a189f697f6cab0cda378a6fbf18539b45be53730d9af245266d7b6", kill_on_drop: false }` [INFO] [stdout] 26cf99fcb8a189f697f6cab0cda378a6fbf18539b45be53730d9af245266d7b6 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] da8db730fe60a49aca3c2dfde4d19ef6d0e8f95dc6e230a6ab95b7580cc59ff4 [INFO] running `Command { std: "docker" "start" "-a" "da8db730fe60a49aca3c2dfde4d19ef6d0e8f95dc6e230a6ab95b7580cc59ff4", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust-0d959de69b245820) [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "da8db730fe60a49aca3c2dfde4d19ef6d0e8f95dc6e230a6ab95b7580cc59ff4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da8db730fe60a49aca3c2dfde4d19ef6d0e8f95dc6e230a6ab95b7580cc59ff4", kill_on_drop: false }` [INFO] [stdout] da8db730fe60a49aca3c2dfde4d19ef6d0e8f95dc6e230a6ab95b7580cc59ff4