[INFO] cloning repository https://github.com/dennisss/datalayer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dennisss/datalayer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdennisss%2Fdatalayer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdennisss%2Fdatalayer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9144cfe828c6a125f94fa7d57a224875b2feec59
[INFO] checking dennisss/datalayer against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdennisss%2Fdatalayer" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dennisss/datalayer on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking git repo https://github.com/dennisss/datalayer
[INFO] finished tweaking git repo https://github.com/dennisss/datalayer
[INFO] tweaked toml for git repo https://github.com/dennisss/datalayer written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dennisss/datalayer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded siphasher v0.3.5
[INFO] [stderr]   Downloaded dotenv v0.9.0
[INFO] [stderr]   Downloaded rmp v0.8.10
[INFO] [stderr]   Downloaded syn v0.13.11
[INFO] [stderr]   Downloaded diesel v1.3.3
[INFO] [stderr]   Downloaded rmp-serde v0.13.7
[INFO] [stderr]   Downloaded crc32c v0.4.0
[INFO] [stderr]   Downloaded diesel_derives v1.3.0
[INFO] [stderr]   Downloaded mime-sniffer v0.1.2
[INFO] [stderr]   Downloaded ipnetwork v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 699f378c09a6348556aeba390960ea0c1fa35e420e1fb9d279d9823ee888a019
[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" "699f378c09a6348556aeba390960ea0c1fa35e420e1fb9d279d9823ee888a019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "699f378c09a6348556aeba390960ea0c1fa35e420e1fb9d279d9823ee888a019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699f378c09a6348556aeba390960ea0c1fa35e420e1fb9d279d9823ee888a019", kill_on_drop: false }`
[INFO] [stdout] 699f378c09a6348556aeba390960ea0c1fa35e420e1fb9d279d9823ee888a019
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7ed46727137a413352e630c3e13c490110e1082497ab95f88862726e05dd3b1
[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" "f7ed46727137a413352e630c3e13c490110e1082497ab95f88862726e05dd3b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]    Compiling crc32c v0.4.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking futures-await-await-macro v0.1.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking siphasher v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking core v0.1.0 (/opt/rustwide/workdir/pkg/core)
[INFO] [stdout] error[E0573]: expected type, found local variable `file`
[INFO] [stdout]   --> pkg/core/src/fs/allocate_soft.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |   pub fn allocate_soft(file: &file, len: u64) -> Result<()> {
[INFO] [stdout]    |                               ^^^^ help: a struct with a similar name exists (notice the capitalization): `File`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> pkg/core/src/fs/allocate_soft.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> pkg/core/src/lib.rs:32:2
[INFO] [stdout]    |
[INFO] [stdout] 32 |     (block_size - rem)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0573]: expected type, found local variable `file`
[INFO] [stdout]   --> pkg/core/src/fs/allocate_soft.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |   pub fn allocate_soft(file: &file, len: u64) -> Result<()> {
[INFO] [stdout]    |                               ^^^^ help: a struct with a similar name exists (notice the capitalization): `File`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> pkg/core/src/fs/allocate_soft.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> pkg/core/src/lib.rs:32:2
[INFO] [stdout]    |
[INFO] [stdout] 32 |     (block_size - rem)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsRawFd`
[INFO] [stdout]   --> pkg/core/src/fs/allocate_soft.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::os::unix::io::{AsRawFd};
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core`
[INFO] [stdout] For more information about this error, try `rustc --explain E0573`.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `AsRawFd`
[INFO] [stdout]   --> pkg/core/src/fs/allocate_soft.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::os::unix::io::{AsRawFd};
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0573`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f7ed46727137a413352e630c3e13c490110e1082497ab95f88862726e05dd3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ed46727137a413352e630c3e13c490110e1082497ab95f88862726e05dd3b1", kill_on_drop: false }`
[INFO] [stdout] f7ed46727137a413352e630c3e13c490110e1082497ab95f88862726e05dd3b1