[INFO] fetching crate tbot 0.6.5...
[INFO] checking tbot-0.6.5 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate tbot 0.6.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tbot 0.6.5 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tbot 0.6.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tbot 0.6.5
[INFO] tweaked toml for crates.io crate tbot 0.6.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate tbot 0.6.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hyper-proxy v0.6.0
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9db993d5d87e6aa320cb17c9331befe6e9f19d728723479d67e941ebcee67f16
[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" "9db993d5d87e6aa320cb17c9331befe6e9f19d728723479d67e941ebcee67f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9db993d5d87e6aa320cb17c9331befe6e9f19d728723479d67e941ebcee67f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9db993d5d87e6aa320cb17c9331befe6e9f19d728723479d67e941ebcee67f16", kill_on_drop: false }`
[INFO] [stdout] 9db993d5d87e6aa320cb17c9331befe6e9f19d728723479d67e941ebcee67f16
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1396bc4cd95fb80714102afe87e24c02bff0ef69a0ffa83a023b07237cff58f
[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" "a1396bc4cd95fb80714102afe87e24c02bff0ef69a0ffa83a023b07237cff58f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking tracing-core v0.1.11
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking meval v0.2.0
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[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking rand v0.7.3
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[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking typed-headers v0.2.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling is-macro v0.1.8
[INFO] [stderr]     Checking tracing v0.1.16
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking hyper-proxy v0.6.0
[INFO] [stderr]     Checking tbot v0.6.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `BOT_TOKEN` not defined
[INFO] [stdout]     --> src/bot.rs:1086:21
[INFO] [stdout]      |
[INFO] [stdout] 1086 |         let token = env!($var).to_string();
[INFO] [stdout]      |                     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1126 |         let _ = from_env!("BOT_TOKEN");
[INFO] [stdout]      |                 ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `BOT_TOKEN` not defined
[INFO] [stdout]     --> src/bot.rs:1086:21
[INFO] [stdout]      |
[INFO] [stdout] 1086 |         let token = env!($var).to_string();
[INFO] [stdout]      |                     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1127 |         let _ = from_env!("BOT_TOKEN",);
[INFO] [stdout]      |                 ----------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `BOT_TOKEN` not defined
[INFO] [stdout]     --> src/bot.rs:1093:21
[INFO] [stdout]      |
[INFO] [stdout] 1093 |         let token = env!($var).to_string();
[INFO] [stdout]      |                     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1130 |         let _ = from_env!("BOT_TOKEN", proxy);
[INFO] [stdout]      |                 ----------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `BOT_TOKEN` not defined
[INFO] [stdout]     --> src/bot.rs:1093:21
[INFO] [stdout]      |
[INFO] [stdout] 1093 |         let token = env!($var).to_string();
[INFO] [stdout]      |                     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1133 |         let _ = from_env!("BOT_TOKEN", proxy,);
[INFO] [stdout]      |                 ------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "a1396bc4cd95fb80714102afe87e24c02bff0ef69a0ffa83a023b07237cff58f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1396bc4cd95fb80714102afe87e24c02bff0ef69a0ffa83a023b07237cff58f", kill_on_drop: false }`
[INFO] [stdout] a1396bc4cd95fb80714102afe87e24c02bff0ef69a0ffa83a023b07237cff58f