[INFO] fetching crate libzerostash 0.1.0...
[INFO] checking libzerostash-0.1.0 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] extracting crate libzerostash 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate libzerostash 0.1.0 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libzerostash 0.1.0
[INFO] finished tweaking crates.io crate libzerostash 0.1.0
[INFO] tweaked toml for crates.io crate libzerostash 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1329ee6970d671fd4d0ff53202b741dbe91dcd371d14b56ea47997705ea0e1aa
[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" "1329ee6970d671fd4d0ff53202b741dbe91dcd371d14b56ea47997705ea0e1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1329ee6970d671fd4d0ff53202b741dbe91dcd371d14b56ea47997705ea0e1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1329ee6970d671fd4d0ff53202b741dbe91dcd371d14b56ea47997705ea0e1aa", kill_on_drop: false }`
[INFO] [stdout] 1329ee6970d671fd4d0ff53202b741dbe91dcd371d14b56ea47997705ea0e1aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "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] 5b0313b29530a9fe43788c9069c00c37a7351e875ae86d27e6d650bcb69f9578
[INFO] running `Command { std: "docker" "start" "-a" "5b0313b29530a9fe43788c9069c00c37a7351e875ae86d27e6d650bcb69f9578", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling libzerostash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking rust-argon2 v0.8.3
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.2.19
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]     Checking lru v0.5.3
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Checking lz4 v1.23.2
[INFO] [stdout] warning: field is never read: `objects`
[INFO] [stdout]   --> src/meta/reader.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     objects: ObjectIndex,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `objects`
[INFO] [stdout]   --> src/meta/reader.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     objects: ObjectIndex,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.71s
[INFO] running `Command { std: "docker" "inspect" "5b0313b29530a9fe43788c9069c00c37a7351e875ae86d27e6d650bcb69f9578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b0313b29530a9fe43788c9069c00c37a7351e875ae86d27e6d650bcb69f9578", kill_on_drop: false }`
[INFO] [stdout] 5b0313b29530a9fe43788c9069c00c37a7351e875ae86d27e6d650bcb69f9578