[INFO] cloning repository https://github.com/i1skn/i1db-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/i1skn/i1db-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi1skn%2Fi1db-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi1skn%2Fi1db-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eda6884f511e028437b602dfd98b4184f3461244 [INFO] checking i1skn/i1db-rust against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi1skn%2Fi1db-rust" "/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/i1skn/i1db-rust on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/i1skn/i1db-rust [INFO] finished tweaking git repo https://github.com/i1skn/i1db-rust [INFO] tweaked toml for git repo https://github.com/i1skn/i1db-rust written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/i1skn/i1db-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "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] 6925cb20c8034b496529553c3c575457b8c12056dc2af5e750a9322a77fbcf11 [INFO] running `Command { std: "docker" "start" "-a" "6925cb20c8034b496529553c3c575457b8c12056dc2af5e750a9322a77fbcf11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6925cb20c8034b496529553c3c575457b8c12056dc2af5e750a9322a77fbcf11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6925cb20c8034b496529553c3c575457b8c12056dc2af5e750a9322a77fbcf11", kill_on_drop: false }` [INFO] [stdout] 6925cb20c8034b496529553c3c575457b8c12056dc2af5e750a9322a77fbcf11 [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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 618e81b1419be30f89b1ac71a07c73f5683f6d51ae448f9af34de515b8fe5c1d [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" "618e81b1419be30f89b1ac71a07c73f5683f6d51ae448f9af34de515b8fe5c1d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.42 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling serde v1.0.98 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking getrandom v0.1.8 [INFO] [stderr] Checking backtrace v0.3.34 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.98 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking i1db v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:227:22 [INFO] [stdout] | [INFO] [stdout] 227 | storage: &'a mut Storage, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:227:22 [INFO] [stdout] | [INFO] [stdout] 227 | storage: &'a mut Storage, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:228:24 [INFO] [stdout] | [INFO] [stdout] 228 | algorithm: &'a mut Algorithm, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Algorithm` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:228:24 [INFO] [stdout] | [INFO] [stdout] 228 | algorithm: &'a mut Algorithm, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Algorithm` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:234:26 [INFO] [stdout] | [INFO] [stdout] 234 | storage: &'a mut Storage, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:234:26 [INFO] [stdout] | [INFO] [stdout] 234 | storage: &'a mut Storage, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:235:28 [INFO] [stdout] | [INFO] [stdout] 235 | algorithm: &'a mut Algorithm, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Algorithm` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:235:28 [INFO] [stdout] | [INFO] [stdout] 235 | algorithm: &'a mut Algorithm, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Algorithm` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 42.67s [INFO] running `Command { std: "docker" "inspect" "618e81b1419be30f89b1ac71a07c73f5683f6d51ae448f9af34de515b8fe5c1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "618e81b1419be30f89b1ac71a07c73f5683f6d51ae448f9af34de515b8fe5c1d", kill_on_drop: false }` [INFO] [stdout] 618e81b1419be30f89b1ac71a07c73f5683f6d51ae448f9af34de515b8fe5c1d