[INFO] cloning repository https://github.com/odarbelaeze/add-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/odarbelaeze/add-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fodarbelaeze%2Fadd-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fodarbelaeze%2Fadd-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6cb743e911928294dd46abd803dcee45e42987de
[INFO] checking odarbelaeze/add-rs against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fodarbelaeze%2Fadd-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/odarbelaeze/add-rs on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/odarbelaeze/add-rs
[INFO] finished tweaking git repo https://github.com/odarbelaeze/add-rs
[INFO] tweaked toml for git repo https://github.com/odarbelaeze/add-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/odarbelaeze/add-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52e6b01cc33187962d5f515e0e1329bc9d01718eef5da798e98ffce6cc4df817
[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" "52e6b01cc33187962d5f515e0e1329bc9d01718eef5da798e98ffce6cc4df817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52e6b01cc33187962d5f515e0e1329bc9d01718eef5da798e98ffce6cc4df817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e6b01cc33187962d5f515e0e1329bc9d01718eef5da798e98ffce6cc4df817", kill_on_drop: false }`
[INFO] [stdout] 52e6b01cc33187962d5f515e0e1329bc9d01718eef5da798e98ffce6cc4df817
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 7fddce64b6bb632e03b7de6b6d5fba46665dfc111d847d07e9d1f39f786ab960
[INFO] running `Command { std: "docker" "start" "-a" "7fddce64b6bb632e03b7de6b6d5fba46665dfc111d847d07e9d1f39f786ab960", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking strsim v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking add-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.84s
[INFO] running `Command { std: "docker" "inspect" "7fddce64b6bb632e03b7de6b6d5fba46665dfc111d847d07e9d1f39f786ab960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fddce64b6bb632e03b7de6b6d5fba46665dfc111d847d07e9d1f39f786ab960", kill_on_drop: false }`
[INFO] [stdout] 7fddce64b6bb632e03b7de6b6d5fba46665dfc111d847d07e9d1f39f786ab960