[INFO] fetching crate journaldb 0.2.0...
[INFO] checking journaldb-0.2.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate journaldb 0.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate journaldb 0.2.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate journaldb 0.2.0
[INFO] finished tweaking crates.io crate journaldb 0.2.0
[INFO] tweaked toml for crates.io crate journaldb 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] 1fe3dd0d82c239007f60a4ba4f47e289ec3e654d936ebd1c467cb4722164c55f
[INFO] running `Command { std: "docker" "start" "-a" "1fe3dd0d82c239007f60a4ba4f47e289ec3e654d936ebd1c467cb4722164c55f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fe3dd0d82c239007f60a4ba4f47e289ec3e654d936ebd1c467cb4722164c55f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fe3dd0d82c239007f60a4ba4f47e289ec3e654d936ebd1c467cb4722164c55f", kill_on_drop: false }`
[INFO] [stdout] 1fe3dd0d82c239007f60a4ba4f47e289ec3e654d936ebd1c467cb4722164c55f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] 1fdff924fad63a2e4fa966ebd3ef43a1710acb97d83776ddcb2cb46e1d09b844
[INFO] running `Command { std: "docker" "start" "-a" "1fdff924fad63a2e4fa966ebd3ef43a1710acb97d83776ddcb2cb46e1d09b844", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking tetsy-bytes v0.1.4
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking tetsy-rlp v0.4.5
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking uint-crate v0.8.1
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking tetsy-plain-hasher v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking tetsy-impl-rlp v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.2.19
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tetsy-fixed-hash v0.5.0
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking tetsy-impl-serde v0.2.2
[INFO] [stderr]     Checking tetsy-scale-codec v1.3.0
[INFO] [stderr]     Checking vapbloom v0.8.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking tetsy-impl-codec v0.4.1
[INFO] [stderr]     Checking tetsy-primitive-types v0.6.0
[INFO] [stderr]     Checking vapory-types v0.8.0
[INFO] [stderr]     Checking tetsy-keccak-hash v0.4.0
[INFO] [stderr]    Compiling tetsy-util-mem-derive v0.1.1
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]     Checking tetsy-keccak-hasher v0.1.1
[INFO] [stderr]     Checking fastmap v0.1.0
[INFO] [stderr]     Checking tetsy-util-mem v0.4.2
[INFO] [stderr]     Checking tetsy-util-mem v0.3.0
[INFO] [stderr]     Checking tetsy-memory-db v0.18.1
[INFO] [stderr]     Checking tetsy-kvdb v0.3.2
[INFO] [stderr]     Checking tetsy-kvdb-memorydb v0.3.2
[INFO] [stderr]     Checking journaldb v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `time::Duration`
[INFO] [stdout]   --> src/overlayrecentdb.rs:23:2
[INFO] [stdout]    |
[INFO] [stdout] 23 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time::Duration`
[INFO] [stdout]   --> src/overlayrecentdb.rs:23:2
[INFO] [stdout]    |
[INFO] [stdout] 23 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "1fdff924fad63a2e4fa966ebd3ef43a1710acb97d83776ddcb2cb46e1d09b844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fdff924fad63a2e4fa966ebd3ef43a1710acb97d83776ddcb2cb46e1d09b844", kill_on_drop: false }`
[INFO] [stdout] 1fdff924fad63a2e4fa966ebd3ef43a1710acb97d83776ddcb2cb46e1d09b844