[INFO] cloning repository https://github.com/BooleanCat/pebble [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BooleanCat/pebble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fpebble", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fpebble'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5d266b4764b028190eeaf2e9cd6bb22634d4990d [INFO] checking BooleanCat/pebble against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fpebble" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BooleanCat/pebble on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/BooleanCat/pebble [INFO] finished tweaking git repo https://github.com/BooleanCat/pebble [INFO] tweaked toml for git repo https://github.com/BooleanCat/pebble written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/BooleanCat/pebble already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded snafu v0.6.3 [INFO] [stderr] Downloaded snafu-derive v0.6.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bebaf6842ef0b9b6e67cec47c460c87aabde137cfdb0dadc9b9adc54b3a8afc1 [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" "bebaf6842ef0b9b6e67cec47c460c87aabde137cfdb0dadc9b9adc54b3a8afc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bebaf6842ef0b9b6e67cec47c460c87aabde137cfdb0dadc9b9adc54b3a8afc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bebaf6842ef0b9b6e67cec47c460c87aabde137cfdb0dadc9b9adc54b3a8afc1", kill_on_drop: false }` [INFO] [stdout] bebaf6842ef0b9b6e67cec47c460c87aabde137cfdb0dadc9b9adc54b3a8afc1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 544b8f75fbda55417c3aee8444aedb99cb94cd594eae97d00eb0c390a96170af [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" "544b8f75fbda55417c3aee8444aedb99cb94cd594eae97d00eb0c390a96170af", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling serde v1.0.105 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.17.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.105 [INFO] [stderr] Compiling snafu-derive v0.6.3 [INFO] [stderr] Compiling structopt-derive v0.4.5 [INFO] [stderr] Checking snafu v0.6.3 [INFO] [stderr] Checking structopt v0.3.12 [INFO] [stderr] Checking serde_json v1.0.50 [INFO] [stderr] Checking libpebble v0.1.0 (/opt/rustwide/workdir/libpebble) [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> libpebble/src/config.rs:3:3 [INFO] [stdout] | [INFO] [stdout] 3 | #[serde(rename_all = "camelCase")] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | #[derive(Deserialize, Debug, Default)] [INFO] [stdout] | ----------- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(legacy_derive_helpers)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> libpebble/src/config.rs:10:3 [INFO] [stdout] | [INFO] [stdout] 10 | #[serde(rename_all = "camelCase")] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 11 | #[derive(Deserialize, Debug, Default)] [INFO] [stdout] | ----------- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> libpebble/src/config.rs:3:3 [INFO] [stdout] | [INFO] [stdout] 3 | #[serde(rename_all = "camelCase")] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | #[derive(Deserialize, Debug, Default)] [INFO] [stdout] | ----------- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(legacy_derive_helpers)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> libpebble/src/config.rs:10:3 [INFO] [stdout] | [INFO] [stdout] 10 | #[serde(rename_all = "camelCase")] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 11 | #[derive(Deserialize, Debug, Default)] [INFO] [stdout] | ----------- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking pebble v0.1.0 (/opt/rustwide/workdir/pebble) [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.68s [INFO] running `Command { std: "docker" "inspect" "544b8f75fbda55417c3aee8444aedb99cb94cd594eae97d00eb0c390a96170af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "544b8f75fbda55417c3aee8444aedb99cb94cd594eae97d00eb0c390a96170af", kill_on_drop: false }` [INFO] [stdout] 544b8f75fbda55417c3aee8444aedb99cb94cd594eae97d00eb0c390a96170af