[INFO] crate synac 0.6.2 is already in cache
[INFO] testing synac-0.6.2 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate synac 0.6.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate synac 0.6.2 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f195518321325bccdc9d2e58d483811a309af676cfc3121646b881d9d044ea24
[INFO] running `"docker" "start" "-a" "f195518321325bccdc9d2e58d483811a309af676cfc3121646b881d9d044ea24"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling synac v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `"docker" "inspect" "f195518321325bccdc9d2e58d483811a309af676cfc3121646b881d9d044ea24"`
[INFO] running `"docker" "rm" "-f" "f195518321325bccdc9d2e58d483811a309af676cfc3121646b881d9d044ea24"`
[INFO] [stdout] f195518321325bccdc9d2e58d483811a309af676cfc3121646b881d9d044ea24
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1fdf3255a653f850a6ba934985667c6fad74bef1b5fef10e958bb22936311d08
[INFO] running `"docker" "start" "-a" "1fdf3255a653f850a6ba934985667c6fad74bef1b5fef10e958bb22936311d08"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling synac v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `futures`
[INFO] [stderr]  --> examples/tokio.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate futures;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `synac`.
[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: environment variable `ADDR` not defined
[INFO] [stderr]  --> examples/main.rs:7:36
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut session = Session::new(env!("ADDR"), env!("HASH")).unwrap();
[INFO] [stderr]   |                                    ^^^^^^^^^^^^
[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 `HASH` not defined
[INFO] [stderr]  --> examples/main.rs:7:50
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut session = Session::new(env!("ADDR"), env!("HASH")).unwrap();
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^
[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 `USERNAME` not defined
[INFO] [stderr]  --> examples/main.rs:8:36
[INFO] [stderr]   |
[INFO] [stderr] 8 |     session.login_with_token(true, env!("USERNAME"), env!("TOKEN")).unwrap(); // true specifies it's a bot account
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^^^
[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 `TOKEN` not defined
[INFO] [stderr]  --> examples/main.rs:8:54
[INFO] [stderr]   |
[INFO] [stderr] 8 |     session.login_with_token(true, env!("USERNAME"), env!("TOKEN")).unwrap(); // true specifies it's a bot account
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^^
[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 `ADDR` not defined
[INFO] [stderr]  --> examples/nonblocking.rs:9:36
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut session = Session::new(env!("ADDR"), env!("HASH")).unwrap();
[INFO] [stderr]   |                                    ^^^^^^^^^^^^
[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 `HASH` not defined
[INFO] [stderr]  --> examples/nonblocking.rs:9:50
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut session = Session::new(env!("ADDR"), env!("HASH")).unwrap();
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^
[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 `USERNAME` not defined
[INFO] [stderr]   --> examples/nonblocking.rs:10:36
[INFO] [stderr]    |
[INFO] [stderr] 10 |     session.login_with_token(true, env!("USERNAME"), env!("TOKEN")).unwrap(); // true specifies it's a bot account
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^
[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 `TOKEN` not defined
[INFO] [stderr]   --> examples/nonblocking.rs:10:54
[INFO] [stderr]    |
[INFO] [stderr] 10 |     session.login_with_token(true, env!("USERNAME"), env!("TOKEN")).unwrap(); // true specifies it's a bot account
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^
[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: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "1fdf3255a653f850a6ba934985667c6fad74bef1b5fef10e958bb22936311d08"`
[INFO] running `"docker" "rm" "-f" "1fdf3255a653f850a6ba934985667c6fad74bef1b5fef10e958bb22936311d08"`
[INFO] [stdout] 1fdf3255a653f850a6ba934985667c6fad74bef1b5fef10e958bb22936311d08