[INFO] crate tbot 0.6.5 is already in cache
[INFO] testing tbot-0.6.5 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate tbot 0.6.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate tbot 0.6.5 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-3/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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1104afa4efdf694b6dbd7f4e91c1e7e93d9c898f1f4e841e170b801956a4936a
[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" "1104afa4efdf694b6dbd7f4e91c1e7e93d9c898f1f4e841e170b801956a4936a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1104afa4efdf694b6dbd7f4e91c1e7e93d9c898f1f4e841e170b801956a4936a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1104afa4efdf694b6dbd7f4e91c1e7e93d9c898f1f4e841e170b801956a4936a", kill_on_drop: false }`
[INFO] [stdout] 1104afa4efdf694b6dbd7f4e91c1e7e93d9c898f1f4e841e170b801956a4936a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d00c1ebb2ba14d6ee400be971a2ffec83f3a27580e58ffe5865a2cd695183aa
[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" "2d00c1ebb2ba14d6ee400be971a2ffec83f3a27580e58ffe5865a2cd695183aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling typed-headers v0.2.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling 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]    Compiling tracing v0.1.16
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling hyper v0.13.7
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling hyper-proxy v0.6.0
[INFO] [stderr]    Compiling tbot v0.6.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "2d00c1ebb2ba14d6ee400be971a2ffec83f3a27580e58ffe5865a2cd695183aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d00c1ebb2ba14d6ee400be971a2ffec83f3a27580e58ffe5865a2cd695183aa", kill_on_drop: false }`
[INFO] [stdout] 2d00c1ebb2ba14d6ee400be971a2ffec83f3a27580e58ffe5865a2cd695183aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 13f18309d276cb3c78e01b1bae04d14abe902aed8f9db7264d7e8de9bf1bb4a1
[INFO] running `Command { std: "docker" "start" "-a" "13f18309d276cb3c78e01b1bae04d14abe902aed8f9db7264d7e8de9bf1bb4a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling meval v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling 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] running `Command { std: "docker" "inspect" "13f18309d276cb3c78e01b1bae04d14abe902aed8f9db7264d7e8de9bf1bb4a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f18309d276cb3c78e01b1bae04d14abe902aed8f9db7264d7e8de9bf1bb4a1", kill_on_drop: false }`
[INFO] [stdout] 13f18309d276cb3c78e01b1bae04d14abe902aed8f9db7264d7e8de9bf1bb4a1