[INFO] fetching crate accept-encoding-fork 0.2.0-alpha.3...
[INFO] checking accept-encoding-fork-0.2.0-alpha.3 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate accept-encoding-fork 0.2.0-alpha.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate accept-encoding-fork 0.2.0-alpha.3 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate accept-encoding-fork 0.2.0-alpha.3
[INFO] finished tweaking crates.io crate accept-encoding-fork 0.2.0-alpha.3
[INFO] tweaked toml for crates.io crate accept-encoding-fork 0.2.0-alpha.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff2904ff78ab7fa76b424db8b5f348e1e426f7d1f8c4783c1093ca7de762e8ba
[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" "ff2904ff78ab7fa76b424db8b5f348e1e426f7d1f8c4783c1093ca7de762e8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff2904ff78ab7fa76b424db8b5f348e1e426f7d1f8c4783c1093ca7de762e8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff2904ff78ab7fa76b424db8b5f348e1e426f7d1f8c4783c1093ca7de762e8ba", kill_on_drop: false }`
[INFO] [stdout] ff2904ff78ab7fa76b424db8b5f348e1e426f7d1f8c4783c1093ca7de762e8ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13b89b2ec4cae9101f5c564c2d2064d39d6c416141f0632250dac93a77f98629
[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" "13b89b2ec4cae9101f5c564c2d2064d39d6c416141f0632250dac93a77f98629", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking backtrace v0.3.57
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking accept-encoding-fork v0.2.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `accept_encoding`
[INFO] [stdout]  --> tests/test.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate accept_encoding;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `accept-encoding-fork`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "13b89b2ec4cae9101f5c564c2d2064d39d6c416141f0632250dac93a77f98629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13b89b2ec4cae9101f5c564c2d2064d39d6c416141f0632250dac93a77f98629", kill_on_drop: false }`
[INFO] [stdout] 13b89b2ec4cae9101f5c564c2d2064d39d6c416141f0632250dac93a77f98629