[INFO] cloning repository https://github.com/omerbenamram/rust-63283-mcve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/omerbenamram/rust-63283-mcve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomerbenamram%2Frust-63283-mcve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomerbenamram%2Frust-63283-mcve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e81bdcea67e772dc6c48f31cf504f45661a462f6
[INFO] testing omerbenamram/rust-63283-mcve against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomerbenamram%2Frust-63283-mcve" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/omerbenamram/rust-63283-mcve on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/omerbenamram/rust-63283-mcve
[INFO] finished tweaking git repo https://github.com/omerbenamram/rust-63283-mcve
[INFO] tweaked toml for git repo https://github.com/omerbenamram/rust-63283-mcve written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/omerbenamram/rust-63283-mcve already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 025e0429f5d0e9a6937dd93a8705e5a664cb2fb58d0a2cabefd9ba3b21b2d624
[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" "025e0429f5d0e9a6937dd93a8705e5a664cb2fb58d0a2cabefd9ba3b21b2d624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "025e0429f5d0e9a6937dd93a8705e5a664cb2fb58d0a2cabefd9ba3b21b2d624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025e0429f5d0e9a6937dd93a8705e5a664cb2fb58d0a2cabefd9ba3b21b2d624", kill_on_drop: false }`
[INFO] [stdout] 025e0429f5d0e9a6937dd93a8705e5a664cb2fb58d0a2cabefd9ba3b21b2d624
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa8cfcb35a874b606c35b30889c3ee0ef660996373bdcbe1c515afa6294682aa
[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" "fa8cfcb35a874b606c35b30889c3ee0ef660996373bdcbe1c515afa6294682aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling string_decryption v0.1.0 (/opt/rustwide/workdir/string-decryption)
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling string_encryption_plugin v0.1.0 (/opt/rustwide/workdir/string-encryption-plugin)
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]  --> string-encryption-plugin/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate syntax;
[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 `string_encryption_plugin` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "fa8cfcb35a874b606c35b30889c3ee0ef660996373bdcbe1c515afa6294682aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa8cfcb35a874b606c35b30889c3ee0ef660996373bdcbe1c515afa6294682aa", kill_on_drop: false }`
[INFO] [stdout] fa8cfcb35a874b606c35b30889c3ee0ef660996373bdcbe1c515afa6294682aa