[INFO] cloning repository https://github.com/xpepermint/readwrapper-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xpepermint/readwrapper-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxpepermint%2Freadwrapper-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxpepermint%2Freadwrapper-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b19d926f88b69b3ca4738f861b82083da11f1874 [INFO] checking xpepermint/readwrapper-example against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxpepermint%2Freadwrapper-example" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xpepermint/readwrapper-example on toolchain 7b3565da729099dbe807466fcd118fb2815986e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xpepermint/readwrapper-example [INFO] finished tweaking git repo https://github.com/xpepermint/readwrapper-example [INFO] tweaked toml for git repo https://github.com/xpepermint/readwrapper-example written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/xpepermint/readwrapper-example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6bf4930f271644d43d341b513e5b725e0cd5c827cf7b7d877e65448fe6c841db [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" "6bf4930f271644d43d341b513e5b725e0cd5c827cf7b7d877e65448fe6c841db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6bf4930f271644d43d341b513e5b725e0cd5c827cf7b7d877e65448fe6c841db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bf4930f271644d43d341b513e5b725e0cd5c827cf7b7d877e65448fe6c841db", kill_on_drop: false }` [INFO] [stdout] 6bf4930f271644d43d341b513e5b725e0cd5c827cf7b7d877e65448fe6c841db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1850a3dc57e8a92a10f6c1bc096efbea9e1e6b5a81a7cca2092c69239e343c7e [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" "1850a3dc57e8a92a10f6c1bc096efbea9e1e6b5a81a7cca2092c69239e343c7e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.22 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Checking smallvec v1.4.0 [INFO] [stderr] Checking futures-timer v2.0.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking crossbeam-channel v0.4.2 [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking kv-log-macro v1.0.5 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling pin-project-internal v0.4.16 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Checking pin-project v0.4.16 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking broadcaster v1.0.0 [INFO] [stderr] Checking async-std v1.5.0 [INFO] [stderr] Checking readwrapper-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 42.90s [INFO] running `Command { std: "docker" "inspect" "1850a3dc57e8a92a10f6c1bc096efbea9e1e6b5a81a7cca2092c69239e343c7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1850a3dc57e8a92a10f6c1bc096efbea9e1e6b5a81a7cca2092c69239e343c7e", kill_on_drop: false }` [INFO] [stdout] 1850a3dc57e8a92a10f6c1bc096efbea9e1e6b5a81a7cca2092c69239e343c7e