[INFO] fetching crate playground 0.1.0... [INFO] checking playground-0.1.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] extracting crate playground 0.1.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate playground 0.1.0 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate playground 0.1.0 [INFO] finished tweaking crates.io crate playground 0.1.0 [INFO] tweaked toml for crates.io crate playground 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate crates.io crate playground 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thiserror-impl v1.0.11 [INFO] [stderr] Downloaded c2-chacha v0.2.3 [INFO] [stderr] Downloaded pathdiff v0.1.0 [INFO] [stderr] Downloaded proc-macro-error v0.4.9 [INFO] [stderr] Downloaded structopt v0.3.9 [INFO] [stderr] Downloaded thiserror v1.0.11 [INFO] [stderr] Downloaded proc-macro-error-attr v0.4.9 [INFO] [stderr] Downloaded rustversion v1.0.2 [INFO] [stderr] Downloaded structopt-derive v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 69845dffd2a5a668dd91e0347c7e7f903af54b3970e273e5365f45d98ffbcda3 [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" "69845dffd2a5a668dd91e0347c7e7f903af54b3970e273e5365f45d98ffbcda3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "69845dffd2a5a668dd91e0347c7e7f903af54b3970e273e5365f45d98ffbcda3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69845dffd2a5a668dd91e0347c7e7f903af54b3970e273e5365f45d98ffbcda3", kill_on_drop: false }` [INFO] [stdout] 69845dffd2a5a668dd91e0347c7e7f903af54b3970e273e5365f45d98ffbcda3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c811c1f47a244ffc9e30f2c18fa4167bb1d16532d4648e80433b03f9ba6b4f6e [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" "c811c1f47a244ffc9e30f2c18fa4167bb1d16532d4648e80433b03f9ba6b4f6e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Checking pathdiff v0.1.0 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling thiserror-impl v1.0.11 [INFO] [stderr] Compiling proc-macro-error v0.4.9 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.9 [INFO] [stderr] Checking thiserror v1.0.11 [INFO] [stderr] Compiling structopt-derive v0.4.2 [INFO] [stderr] Checking serde v1.0.104 [INFO] [stderr] Checking structopt v0.3.9 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 58.79s [INFO] running `Command { std: "docker" "inspect" "c811c1f47a244ffc9e30f2c18fa4167bb1d16532d4648e80433b03f9ba6b4f6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c811c1f47a244ffc9e30f2c18fa4167bb1d16532d4648e80433b03f9ba6b4f6e", kill_on_drop: false }` [INFO] [stdout] c811c1f47a244ffc9e30f2c18fa4167bb1d16532d4648e80433b03f9ba6b4f6e