[INFO] fetching crate synac 0.6.2...
[INFO] testing synac-0.6.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate synac 0.6.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate synac 0.6.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate synac 0.6.2
[INFO] finished tweaking crates.io crate synac 0.6.2
[INFO] tweaked toml for crates.io crate synac 0.6.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a98792f3a0c2c3688962b5f2d5c660db218e74a919e3435e3eced0444282cbf
[INFO] running `Command { std: "docker" "start" "-a" "3a98792f3a0c2c3688962b5f2d5c660db218e74a919e3435e3eced0444282cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a98792f3a0c2c3688962b5f2d5c660db218e74a919e3435e3eced0444282cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a98792f3a0c2c3688962b5f2d5c660db218e74a919e3435e3eced0444282cbf", kill_on_drop: false }`
[INFO] [stdout] 3a98792f3a0c2c3688962b5f2d5c660db218e74a919e3435e3eced0444282cbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ff7a685a78becaec19e5d2e64f6cd93d45f6889f0787aec991869c4b9d7527a
[INFO] running `Command { std: "docker" "start" "-a" "9ff7a685a78becaec19e5d2e64f6cd93d45f6889f0787aec991869c4b9d7527a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling synac v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "9ff7a685a78becaec19e5d2e64f6cd93d45f6889f0787aec991869c4b9d7527a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff7a685a78becaec19e5d2e64f6cd93d45f6889f0787aec991869c4b9d7527a", kill_on_drop: false }`
[INFO] [stdout] 9ff7a685a78becaec19e5d2e64f6cd93d45f6889f0787aec991869c4b9d7527a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4496d666b3929dd2049587d273075c266572b65cccd64b1015973a5360efcfc9
[INFO] running `Command { std: "docker" "start" "-a" "4496d666b3929dd2049587d273075c266572b65cccd64b1015973a5360efcfc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling synac v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `futures`
[INFO] [stdout]  --> examples/tokio.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate futures;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `ADDR` not defined
[INFO] [stdout]  --> examples/main.rs:7:36
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut session = Session::new(env!("ADDR"), env!("HASH")).unwrap();
[INFO] [stdout]   |                                    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `HASH` not defined
[INFO] [stdout]  --> examples/main.rs:7:50
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut session = Session::new(env!("ADDR"), env!("HASH")).unwrap();
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `USERNAME` not defined
[INFO] [stdout]  --> examples/main.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 |     session.login_with_token(true, env!("USERNAME"), env!("TOKEN")).unwrap(); // true specifies it's a bot account
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `TOKEN` not defined
[INFO] [stdout]  --> examples/main.rs:8:54
[INFO] [stdout]   |
[INFO] [stdout] 8 |     session.login_with_token(true, env!("USERNAME"), env!("TOKEN")).unwrap(); // true specifies it's a bot account
[INFO] [stdout]   |                                                      ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `tokio_core`
[INFO] [stdout]  --> examples/tokio.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate tokio_core;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `ADDR` not defined
[INFO] [stdout]   --> examples/tokio.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |         &env!("ADDR").to_socket_addrs().unwrap().next().unwrap(),
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `HASH` not defined
[INFO] [stdout]   --> examples/tokio.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         env!("HASH"),
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `USERNAME` not defined
[INFO] [stdout]   --> examples/tokio.rs:22:36
[INFO] [stdout]    |
[INFO] [stdout] 22 |     session.login_with_token(true, env!("USERNAME"), env!("TOKEN")).unwrap(); // true specifies it's a bot account
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `TOKEN` not defined
[INFO] [stdout]   --> examples/tokio.rs:22:54
[INFO] [stdout]    |
[INFO] [stdout] 22 |     session.login_with_token(true, env!("USERNAME"), env!("TOKEN")).unwrap(); // true specifies it's a bot account
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (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 `synac` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Core`
[INFO] [stdout]   --> examples/tokio.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut core = Core::new().unwrap();
[INFO] [stdout]    |                    ^^^^ use of undeclared type `Core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 3 arguments were supplied
[INFO] [stdout]   --> examples/tokio.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let session = Session::new(
[INFO] [stdout]    |                   ^^^^^^^^^^^^ expected 2 arguments
[INFO] [stdout] 16 |         &env!("ADDR").to_socket_addrs().unwrap().next().unwrap(),
[INFO] [stdout]    |         --------------------------------------------------------
[INFO] [stdout] 17 |         env!("HASH"),
[INFO] [stdout]    |         ------------
[INFO] [stdout] 18 |         &core.handle()
[INFO] [stdout]    |         -------------- supplied 3 arguments
[INFO] [stdout]    |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn new<S: Into<String>, T: ToSocketAddrs>(addr: T, hash: S) -> Result<Session, Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `ADDR` not defined
[INFO] [stdout]  --> examples/nonblocking.rs:9:36
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut session = Session::new(env!("ADDR"), env!("HASH")).unwrap();
[INFO] [stdout]   |                                    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `HASH` not defined
[INFO] [stdout]  --> examples/nonblocking.rs:9:50
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut session = Session::new(env!("ADDR"), env!("HASH")).unwrap();
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `USERNAME` not defined
[INFO] [stdout]   --> examples/nonblocking.rs:10:36
[INFO] [stdout]    |
[INFO] [stdout] 10 |     session.login_with_token(true, env!("USERNAME"), env!("TOKEN")).unwrap(); // true specifies it's a bot account
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `TOKEN` not defined
[INFO] [stdout]   --> examples/nonblocking.rs:10:54
[INFO] [stdout]    |
[INFO] [stdout] 10 |     session.login_with_token(true, env!("USERNAME"), env!("TOKEN")).unwrap(); // true specifies it's a bot account
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::ToSocketAddrs`
[INFO] [stdout]  --> examples/tokio.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::net::ToSocketAddrs;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0433, E0463.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `synac` due to 9 previous errors; 1 warning emitted
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `synac` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "4496d666b3929dd2049587d273075c266572b65cccd64b1015973a5360efcfc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4496d666b3929dd2049587d273075c266572b65cccd64b1015973a5360efcfc9", kill_on_drop: false }`
[INFO] [stdout] 4496d666b3929dd2049587d273075c266572b65cccd64b1015973a5360efcfc9