[INFO] updating cached repository https://github.com/DenialAdams/chessatk
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bdb64988dfa8863e9e59b54149a63b18bdb164cf
[INFO] checking DenialAdams/chessatk against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenialAdams%2Fchessatk" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DenialAdams/chessatk on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/DenialAdams/chessatk
[INFO] finished tweaking git repo https://github.com/DenialAdams/chessatk
[INFO] tweaked toml for git repo https://github.com/DenialAdams/chessatk written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/DenialAdams/chessatk already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bf4c584f88524423ba1773993f2070d9e80397f4827ccd44993da76fe8a575c4
[INFO] running `"docker" "start" "-a" "bf4c584f88524423ba1773993f2070d9e80397f4827ccd44993da76fe8a575c4"`
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]    Compiling byteorder v1.3.1
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[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling siphasher v0.2.3
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[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling serde v1.0.88
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[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
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[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]     Checking ucd-util v0.1.3
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[INFO] [stderr]    Compiling rayon-core v1.4.1
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[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.39
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[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling encoding_rs v0.8.16
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling rayon v1.0.3
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[INFO] [stderr]     Checking crossbeam-utils v0.2.2
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[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking rand_core v0.3.1
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[INFO] [stderr]     Checking unicode-normalization v0.1.8
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[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking humantime v1.2.0
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[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
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[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling openssl-sys v0.9.41
[INFO] [stderr]     Checking tokio-io v0.1.11
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[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking uuid v0.7.2
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking pretty_env_logger v0.3.0
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking hyper v0.12.24
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking reqwest v0.9.10
[INFO] [stderr]     Checking chessatk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(await_macro, async_await, futures_api)]
[INFO] [stderr]   |            ^^^^^^^^^^^ feature has been removed
[INFO] [stderr]   |
[INFO] [stderr]   = note: subsumed by `.await` syntax
[INFO] [stderr] 
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(await_macro, async_await, futures_api)]
[INFO] [stderr]   |            ^^^^^^^^^^^ feature has been removed
[INFO] [stderr]   |
[INFO] [stderr]   = note: subsumed by `.await` syntax
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Color` is imported redundantly
[INFO] [stderr]    --> src/engine.rs:173:8
[INFO] [stderr]     |
[INFO] [stderr] 1   | use crate::board::{Color, Move, Position, State};
[INFO] [stderr]     |                    ----- the item `Color` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 173 |    use crate::board::Color;
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Color` is imported redundantly
[INFO] [stderr]    --> src/engine.rs:173:8
[INFO] [stderr]     |
[INFO] [stderr] 1   | use crate::board::{Color, Move, Position, State};
[INFO] [stderr]     |                    ----- the item `Color` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 173 |    use crate::board::Color;
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `as_float_secs` found for struct `std::time::Duration` in the current scope
[INFO] [stderr]    --> src/engine.rs:103:35
[INFO] [stderr]     |
[INFO] [stderr] 103 |       search_time_start.elapsed().as_float_secs()
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^ method not found in `std::time::Duration`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `as_float_secs` found for struct `std::time::Duration` in the current scope
[INFO] [stderr]    --> src/engine.rs:103:35
[INFO] [stderr]     |
[INFO] [stderr] 103 |       search_time_start.elapsed().as_float_secs()
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^ method not found in `std::time::Duration`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0557, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0557`.
[INFO] [stderr] error: could not compile `chessatk`.
[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] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0557, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0557`.
[INFO] [stderr] error: could not compile `chessatk`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "bf4c584f88524423ba1773993f2070d9e80397f4827ccd44993da76fe8a575c4"`
[INFO] running `"docker" "rm" "-f" "bf4c584f88524423ba1773993f2070d9e80397f4827ccd44993da76fe8a575c4"`
[INFO] [stdout] bf4c584f88524423ba1773993f2070d9e80397f4827ccd44993da76fe8a575c4
