[INFO] cloning repository https://github.com/etandel/isner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/etandel/isner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetandel%2Fisner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetandel%2Fisner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc03b4c001d8e4dd47a32b04c95d2a0bbc40c947
[INFO] checking etandel/isner against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetandel%2Fisner" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/etandel/isner on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/etandel/isner
[INFO] finished tweaking git repo https://github.com/etandel/isner
[INFO] tweaked toml for git repo https://github.com/etandel/isner written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/etandel/isner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded anyhow v1.0.31
[INFO] [stderr]   Downloaded fehler v1.0.0
[INFO] [stderr]   Downloaded syn v1.0.29
[INFO] [stderr]   Downloaded thiserror-impl v1.0.19
[INFO] [stderr]   Downloaded fehler-macros v1.0.0
[INFO] [stderr]   Downloaded thiserror v1.0.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04314395eeae271d40970152c4fdbdf97e656b603e36ffd6ee5fca24bae62f0e
[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" "04314395eeae271d40970152c4fdbdf97e656b603e36ffd6ee5fca24bae62f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04314395eeae271d40970152c4fdbdf97e656b603e36ffd6ee5fca24bae62f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04314395eeae271d40970152c4fdbdf97e656b603e36ffd6ee5fca24bae62f0e", kill_on_drop: false }`
[INFO] [stdout] 04314395eeae271d40970152c4fdbdf97e656b603e36ffd6ee5fca24bae62f0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d20539db2f90a5006c53f1629ce995b968753b61b69fb04ff111d8aef9430488
[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" "d20539db2f90a5006c53f1629ce995b968753b61b69fb04ff111d8aef9430488", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]     Checking isner v0.0.1-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.62s
[INFO] running `Command { std: "docker" "inspect" "d20539db2f90a5006c53f1629ce995b968753b61b69fb04ff111d8aef9430488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d20539db2f90a5006c53f1629ce995b968753b61b69fb04ff111d8aef9430488", kill_on_drop: false }`
[INFO] [stdout] d20539db2f90a5006c53f1629ce995b968753b61b69fb04ff111d8aef9430488