[INFO] fetching crate swapigen 0.0.1...
[INFO] checking swapigen-0.0.1 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate swapigen 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate swapigen 0.0.1 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swapigen 0.0.1
[INFO] finished tweaking crates.io crate swapigen 0.0.1
[INFO] tweaked toml for crates.io crate swapigen 0.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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] 07bd92b8174ef7358c2fa81d29825e626c4eec0cb5a50ce97f41040f9abe6032
[INFO] running `Command { std: "docker" "start" "-a" "07bd92b8174ef7358c2fa81d29825e626c4eec0cb5a50ce97f41040f9abe6032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07bd92b8174ef7358c2fa81d29825e626c4eec0cb5a50ce97f41040f9abe6032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07bd92b8174ef7358c2fa81d29825e626c4eec0cb5a50ce97f41040f9abe6032", kill_on_drop: false }`
[INFO] [stdout] 07bd92b8174ef7358c2fa81d29825e626c4eec0cb5a50ce97f41040f9abe6032
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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] 220e3f6ca61b99c7f040a76103a832d1e7e6469e3e7a5770c1c94070e4a1ba59
[INFO] running `Command { std: "docker" "start" "-a" "220e3f6ca61b99c7f040a76103a832d1e7e6469e3e7a5770c1c94070e4a1ba59", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.6
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling cookie v0.15.0
[INFO] [stderr]     Checking openssl-sys v0.9.61
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking openssl v0.10.33
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking hyper v0.1.13
[INFO] [stdout] error: expected identifier, found `"rustc-serialize"`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hyper-0.1.13/src/lib.rs:129:14
[INFO] [stdout]     |
[INFO] [stdout] 129 | extern crate "rustc-serialize" as serialize;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyper`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "220e3f6ca61b99c7f040a76103a832d1e7e6469e3e7a5770c1c94070e4a1ba59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220e3f6ca61b99c7f040a76103a832d1e7e6469e3e7a5770c1c94070e4a1ba59", kill_on_drop: false }`
[INFO] [stdout] 220e3f6ca61b99c7f040a76103a832d1e7e6469e3e7a5770c1c94070e4a1ba59