[INFO] cloning repository https://github.com/zserik/zsstwebr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zserik/zsstwebr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzserik%2Fzsstwebr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzserik%2Fzsstwebr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a433d11a465cb0e713e811a88e53dd9ec98fd8bc
[INFO] checking zserik/zsstwebr against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzserik%2Fzsstwebr" "/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/zserik/zsstwebr 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/zserik/zsstwebr
[INFO] finished tweaking git repo https://github.com/zserik/zsstwebr
[INFO] tweaked toml for git repo https://github.com/zserik/zsstwebr written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/zserik/zsstwebr 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-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/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] 825c0eaa36739c05245af64c6ce3fbb9d4a8ea24a46c87562bd8959ee5e3541c
[INFO] running `Command { std: "docker" "start" "-a" "825c0eaa36739c05245af64c6ce3fbb9d4a8ea24a46c87562bd8959ee5e3541c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "825c0eaa36739c05245af64c6ce3fbb9d4a8ea24a46c87562bd8959ee5e3541c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "825c0eaa36739c05245af64c6ce3fbb9d4a8ea24a46c87562bd8959ee5e3541c", kill_on_drop: false }`
[INFO] [stdout] 825c0eaa36739c05245af64c6ce3fbb9d4a8ea24a46c87562bd8959ee5e3541c
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3089a8496f1610fbe84cfb246b094480dd21b3acd658a6dfe78c013bce88d68a
[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" "3089a8496f1610fbe84cfb246b094480dd21b3acd658a6dfe78c013bce88d68a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling delegate v0.4.0
[INFO] [stderr]     Checking readfilez v0.2.1
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking zsstwebr v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.22s
[INFO] running `Command { std: "docker" "inspect" "3089a8496f1610fbe84cfb246b094480dd21b3acd658a6dfe78c013bce88d68a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3089a8496f1610fbe84cfb246b094480dd21b3acd658a6dfe78c013bce88d68a", kill_on_drop: false }`
[INFO] [stdout] 3089a8496f1610fbe84cfb246b094480dd21b3acd658a6dfe78c013bce88d68a