[INFO] fetching crate tbot 0.6.2...
[INFO] checking tbot-0.6.2 against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] extracting crate tbot 0.6.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tbot 0.6.2 on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tbot 0.6.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tbot 0.6.2
[INFO] tweaked toml for crates.io crate tbot 0.6.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate tbot 0.6.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+914adf04af1c1a984707f778da3d04590c03d144" "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] 6b72540a721f93cfdf736ba35a66b80b259641bd668eb6b88bf638d2189d2239
[INFO] running `"docker" "start" "-a" "6b72540a721f93cfdf736ba35a66b80b259641bd668eb6b88bf638d2189d2239"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking meval v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio v0.2.16
[INFO] [stderr]     Checking typed-headers v0.2.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling paste-impl v0.1.11
[INFO] [stderr]    Compiling is-macro v0.1.8
[INFO] [stderr]     Checking paste v0.1.11
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking tracing-futures v0.2.3
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking hyper-proxy v0.6.0
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking tbot v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: environment variable `BOT_TOKEN` not defined
[INFO] [stderr]     --> src/bot.rs:1086:21
[INFO] [stderr]      |
[INFO] [stderr] 1086 |         let token = env!($var).to_string();
[INFO] [stderr]      |                     ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1126 |         let _ = from_env!("BOT_TOKEN");
[INFO] [stderr]      |                 ---------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: environment variable `BOT_TOKEN` not defined
[INFO] [stderr]     --> src/bot.rs:1086:21
[INFO] [stderr]      |
[INFO] [stderr] 1086 |         let token = env!($var).to_string();
[INFO] [stderr]      |                     ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1127 |         let _ = from_env!("BOT_TOKEN",);
[INFO] [stderr]      |                 ----------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: environment variable `BOT_TOKEN` not defined
[INFO] [stderr]     --> src/bot.rs:1093:21
[INFO] [stderr]      |
[INFO] [stderr] 1093 |         let token = env!($var).to_string();
[INFO] [stderr]      |                     ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1130 |         let _ = from_env!("BOT_TOKEN", proxy);
[INFO] [stderr]      |                 ----------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: environment variable `BOT_TOKEN` not defined
[INFO] [stderr]     --> src/bot.rs:1093:21
[INFO] [stderr]      |
[INFO] [stderr] 1093 |         let token = env!($var).to_string();
[INFO] [stderr]      |                     ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1133 |         let _ = from_env!("BOT_TOKEN", proxy,);
[INFO] [stderr]      |                 ------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `tbot`.
[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: build failed
[INFO] running `"docker" "inspect" "6b72540a721f93cfdf736ba35a66b80b259641bd668eb6b88bf638d2189d2239"`
[INFO] running `"docker" "rm" "-f" "6b72540a721f93cfdf736ba35a66b80b259641bd668eb6b88bf638d2189d2239"`
[INFO] [stdout] 6b72540a721f93cfdf736ba35a66b80b259641bd668eb6b88bf638d2189d2239