[INFO] fetching crate test-cdylib 1.1.0...
[INFO] checking test-cdylib-1.1.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate test-cdylib 1.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate test-cdylib 1.1.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test-cdylib 1.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate test-cdylib 1.1.0
[INFO] tweaked toml for crates.io crate test-cdylib 1.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate test-cdylib 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dlopen_derive v0.1.4
[INFO] [stderr]   Downloaded dlopen v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 885aa9649787eb27bf727469417ec4b40b9c5fe6611c45825ca4f950f983fcd1
[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" "885aa9649787eb27bf727469417ec4b40b9c5fe6611c45825ca4f950f983fcd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "885aa9649787eb27bf727469417ec4b40b9c5fe6611c45825ca4f950f983fcd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "885aa9649787eb27bf727469417ec4b40b9c5fe6611c45825ca4f950f983fcd1", kill_on_drop: false }`
[INFO] [stdout] 885aa9649787eb27bf727469417ec4b40b9c5fe6611c45825ca4f950f983fcd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] e7ca59f41afd3f982ba4bb99039582eb63c4bec198b426ff02a6ce1558531d0e
[INFO] running `Command { std: "docker" "start" "-a" "e7ca59f41afd3f982ba4bb99039582eb63c4bec198b426ff02a6ce1558531d0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling dlopen_derive v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking dlopen v0.1.8
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]     Checking test-cdylib v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.73s
[INFO] running `Command { std: "docker" "inspect" "e7ca59f41afd3f982ba4bb99039582eb63c4bec198b426ff02a6ce1558531d0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ca59f41afd3f982ba4bb99039582eb63c4bec198b426ff02a6ce1558531d0e", kill_on_drop: false }`
[INFO] [stdout] e7ca59f41afd3f982ba4bb99039582eb63c4bec198b426ff02a6ce1558531d0e