[INFO] cloning repository https://github.com/jonringer/nix-template
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonringer/nix-template" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonringer%2Fnix-template", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonringer%2Fnix-template'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fbc7e1d9426a7a789f439c0fabf3f60ad788bac7
[INFO] checking jonringer/nix-template against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonringer%2Fnix-template" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonringer/nix-template 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/jonringer/nix-template
[INFO] finished tweaking git repo https://github.com/jonringer/nix-template
[INFO] tweaked toml for git repo https://github.com/jonringer/nix-template written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jonringer/nix-template 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c80a6c63a58e4113ffd48191b08dcf1f9bf56cb2159408a197b952bfdaec5cf
[INFO] running `Command { std: "docker" "start" "-a" "3c80a6c63a58e4113ffd48191b08dcf1f9bf56cb2159408a197b952bfdaec5cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c80a6c63a58e4113ffd48191b08dcf1f9bf56cb2159408a197b952bfdaec5cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c80a6c63a58e4113ffd48191b08dcf1f9bf56cb2159408a197b952bfdaec5cf", kill_on_drop: false }`
[INFO] [stdout] 3c80a6c63a58e4113ffd48191b08dcf1f9bf56cb2159408a197b952bfdaec5cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b427415a304a783fbd119435623d60382ce3aa6d6e72f92a5bfa0d04b960226c
[INFO] running `Command { std: "docker" "start" "-a" "b427415a304a783fbd119435623d60382ce3aa6d6e72f92a5bfa0d04b960226c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling serial_test_derive v0.4.0
[INFO] [stderr]     Checking serial_test v0.4.0
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking nix-template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.08s
[INFO] running `Command { std: "docker" "inspect" "b427415a304a783fbd119435623d60382ce3aa6d6e72f92a5bfa0d04b960226c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b427415a304a783fbd119435623d60382ce3aa6d6e72f92a5bfa0d04b960226c", kill_on_drop: false }`
[INFO] [stdout] b427415a304a783fbd119435623d60382ce3aa6d6e72f92a5bfa0d04b960226c