[INFO] updating cached repository https://github.com/Monadic-Cat/mbot
[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] b118df2167cf164985b69aa0c3c755880cb850dc
[INFO] checking Monadic-Cat/mbot against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fmbot" "/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/Monadic-Cat/mbot on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Monadic-Cat/mbot
[INFO] finished tweaking git repo https://github.com/Monadic-Cat/mbot
[INFO] tweaked toml for git repo https://github.com/Monadic-Cat/mbot written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Monadic-Cat/mbot already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/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[INFO] the lockfile is outdated, regenerating it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 `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/Monadic-Cat/mice`
[INFO] [stderr]     Updating git repository `https://github.com/Lakelezz/serenity.git`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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] dc81349277c6652e7949b000ea8209945d9b315b216fe6b6e69517e04c2445ad
[INFO] running `"docker" "start" "-a" "dc81349277c6652e7949b000ea8209945d9b315b216fe6b6e69517e04c2445ad"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serenity v0.8.6 (https://github.com/Lakelezz/serenity.git?branch=await#7b72920c)
[INFO] [stderr]     Checking uwl v0.6.0
[INFO] [stderr]    Compiling ring v0.16.13
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.14
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking encoding_rs v0.8.23
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mime_guess v2.0.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]     Checking iovec v0.1.4
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[INFO] [stderr]     Checking signal-hook-registry v1.2.0
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[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking flate2 v1.0.14
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[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking tungstenite v0.10.1
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling mice-macro-lib v0.1.0 (https://github.com/Monadic-Cat/mice?branch=unstable-features#0a22cdd7)
[INFO] [stderr]    Compiling async-trait v0.1.31
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking mice v0.7.0 (https://github.com/Monadic-Cat/mice?branch=unstable-features#0a22cdd7)
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling command_attr v0.2.0 (https://github.com/Lakelezz/serenity.git?branch=await#7b72920c)
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking async-tls v0.6.0
[INFO] [stderr]     Checking async-tungstenite v0.4.2
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking hyper-rustls v0.20.0
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking mbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unstable` in `mice`
[INFO] [stderr]  --> src/initiative.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use mice::unstable::parse::{integer, operator, whitespace, Sign};
[INFO] [stderr]   |           ^^^^^^^^ could not find `unstable` in `mice`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unstable` in `mice`
[INFO] [stderr]   --> src/main.rs:93:15
[INFO] [stderr]    |
[INFO] [stderr] 93 |     use mice::unstable::util::roll_exp_capped;
[INFO] [stderr]    |               ^^^^^^^^ could not find `unstable` in `mice`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `mice::unstable`
[INFO] [stderr]   --> src/main.rs:75:15
[INFO] [stderr]    |
[INFO] [stderr] 75 |     use mice::unstable::parse;
[INFO] [stderr]    |               ^^^^^^^^ could not find `unstable` in `mice`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unstable` in `mice`
[INFO] [stderr]  --> src/initiative.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use mice::unstable::parse::{integer, operator, whitespace, Sign};
[INFO] [stderr]   |           ^^^^^^^^ could not find `unstable` in `mice`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Sign`
[INFO] [stderr]   --> src/initiative.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |         Sign::Positive
[INFO] [stderr]    |         ^^^^ use of undeclared type or module `Sign`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unstable` in `mice`
[INFO] [stderr]   --> src/main.rs:70:24
[INFO] [stderr]    |
[INFO] [stderr] 70 |     Reasoned(Vec<mice::unstable::parse::Expr>),
[INFO] [stderr]    |                        ^^^^^^^^ could not find `unstable` in `mice`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unstable` in `mice`
[INFO] [stderr]   --> src/main.rs:71:26
[INFO] [stderr]    |
[INFO] [stderr] 71 |     Unreasoned(Vec<mice::unstable::parse::Expr>),
[INFO] [stderr]    |                          ^^^^^^^^ could not find `unstable` in `mice`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `whitespace` in this scope
[INFO] [stderr]   --> src/initiative.rs:36:15
[INFO] [stderr]    |
[INFO] [stderr] 36 |         many0(whitespace),
[INFO] [stderr]    |               ^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `operator` in this scope
[INFO] [stderr]   --> src/initiative.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |         opt(operator),
[INFO] [stderr]    |             ^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `integer` in this scope
[INFO] [stderr]   --> src/initiative.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         integer,
[INFO] [stderr]    |         ^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `roll_exp_capped` in this scope
[INFO] [stderr]   --> src/main.rs:99:27
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 let res = roll_exp_capped(dice, ROLL_CAP);
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `roll_exp_capped` in this scope
[INFO] [stderr]    --> src/main.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 let res = roll_exp_capped(dice, ROLL_CAP);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unstable` in `mice`
[INFO] [stderr]   --> src/main.rs:93:15
[INFO] [stderr]    |
[INFO] [stderr] 93 |     use mice::unstable::util::roll_exp_capped;
[INFO] [stderr]    |               ^^^^^^^^ could not find `unstable` in `mice`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `mice::unstable`
[INFO] [stderr]   --> src/main.rs:75:15
[INFO] [stderr]    |
[INFO] [stderr] 75 |     use mice::unstable::parse;
[INFO] [stderr]    |               ^^^^^^^^ could not find `unstable` in `mice`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Sign`
[INFO] [stderr]   --> src/initiative.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |         Sign::Positive
[INFO] [stderr]    |         ^^^^ use of undeclared type or module `Sign`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unstable` in `mice`
[INFO] [stderr]   --> src/main.rs:70:24
[INFO] [stderr]    |
[INFO] [stderr] 70 |     Reasoned(Vec<mice::unstable::parse::Expr>),
[INFO] [stderr]    |                        ^^^^^^^^ could not find `unstable` in `mice`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unstable` in `mice`
[INFO] [stderr]   --> src/main.rs:71:26
[INFO] [stderr]    |
[INFO] [stderr] 71 |     Unreasoned(Vec<mice::unstable::parse::Expr>),
[INFO] [stderr]    |                          ^^^^^^^^ could not find `unstable` in `mice`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `whitespace` in this scope
[INFO] [stderr]   --> src/initiative.rs:36:15
[INFO] [stderr]    |
[INFO] [stderr] 36 |         many0(whitespace),
[INFO] [stderr]    |               ^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `operator` in this scope
[INFO] [stderr]   --> src/initiative.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |         opt(operator),
[INFO] [stderr]    |             ^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `integer` in this scope
[INFO] [stderr]   --> src/initiative.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         integer,
[INFO] [stderr]    |         ^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `roll_exp_capped` in this scope
[INFO] [stderr]   --> src/main.rs:99:27
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 let res = roll_exp_capped(dice, ROLL_CAP);
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `roll_exp_capped` in this scope
[INFO] [stderr]    --> src/main.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 let res = roll_exp_capped(dice, ROLL_CAP);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `mbot`.
[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 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `mbot`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "dc81349277c6652e7949b000ea8209945d9b315b216fe6b6e69517e04c2445ad"`
[INFO] running `"docker" "rm" "-f" "dc81349277c6652e7949b000ea8209945d9b315b216fe6b6e69517e04c2445ad"`
[INFO] [stdout] dc81349277c6652e7949b000ea8209945d9b315b216fe6b6e69517e04c2445ad