[INFO] cloning repository https://github.com/dustinrohde/conway
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dustinrohde/conway" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustinrohde%2Fconway", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustinrohde%2Fconway'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bc2698fc80fdfab86d50a15d53630fef553de00
[INFO] checking dustinrohde/conway against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustinrohde%2Fconway" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dustinrohde/conway on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dustinrohde/conway
[INFO] finished tweaking git repo https://github.com/dustinrohde/conway
[INFO] tweaked toml for git repo https://github.com/dustinrohde/conway written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/dustinrohde/conway already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v1.0.2
[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" "+beta" "metadata" "--no-deps" "--format-version=1", 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] 453cc66e76bc34b580441794056e4731d4882e894d4a556142d58d562adb3074
[INFO] running `Command { std: "docker" "start" "-a" "453cc66e76bc34b580441794056e4731d4882e894d4a556142d58d562adb3074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "453cc66e76bc34b580441794056e4731d4882e894d4a556142d58d562adb3074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "453cc66e76bc34b580441794056e4731d4882e894d4a556142d58d562adb3074", kill_on_drop: false }`
[INFO] [stdout] 453cc66e76bc34b580441794056e4731d4882e894d4a556142d58d562adb3074
[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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ff2c279e9727c2cdab51fbe8ca87c821bc330f617161b62b5029fe1b11dfa47
[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" "6ff2c279e9727c2cdab51fbe8ca87c821bc330f617161b62b5029fe1b11dfa47", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking conway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(transpose_result)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:36:34
[INFO] [stdout]    |
[INFO] [stdout] 36 |     WithCause(Box<AppError>, Box<Error + Send + Sync + 'static>),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:63:32
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(transpose_result)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:36:34
[INFO] [stdout]    |
[INFO] [stdout] 36 |     WithCause(Box<AppError>, Box<Error + Send + Sync + 'static>),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:63:32
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / lazy_static! {
[INFO] [stdout] 19 | |     static ref DEFAULT_CHAR_ALIVE: &'static str = "#";
[INFO] [stdout] 20 | |     static ref DEFAULT_CHAR_DEAD: &'static str = "-";
[INFO] [stdout] 21 | |     pub static ref CHAR_ALIVE: char = DEFAULT_CHAR_ALIVE.parse().unwrap();
[INFO] [stdout] 22 | |     pub static ref CHAR_DEAD: char = DEFAULT_CHAR_DEAD.parse().unwrap();
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / lazy_static! {
[INFO] [stdout] 19 | |     static ref DEFAULT_CHAR_ALIVE: &'static str = "#";
[INFO] [stdout] 20 | |     static ref DEFAULT_CHAR_DEAD: &'static str = "-";
[INFO] [stdout] 21 | |     pub static ref CHAR_ALIVE: char = DEFAULT_CHAR_ALIVE.parse().unwrap();
[INFO] [stdout] 22 | |     pub static ref CHAR_DEAD: char = DEFAULT_CHAR_DEAD.parse().unwrap();
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / lazy_static! {
[INFO] [stdout] 19 | |     static ref DEFAULT_CHAR_ALIVE: &'static str = "#";
[INFO] [stdout] 20 | |     static ref DEFAULT_CHAR_DEAD: &'static str = "-";
[INFO] [stdout] 21 | |     pub static ref CHAR_ALIVE: char = DEFAULT_CHAR_ALIVE.parse().unwrap();
[INFO] [stdout] 22 | |     pub static ref CHAR_DEAD: char = DEFAULT_CHAR_DEAD.parse().unwrap();
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / lazy_static! {
[INFO] [stdout] 19 | |     static ref DEFAULT_CHAR_ALIVE: &'static str = "#";
[INFO] [stdout] 20 | |     static ref DEFAULT_CHAR_DEAD: &'static str = "-";
[INFO] [stdout] 21 | |     pub static ref CHAR_ALIVE: char = DEFAULT_CHAR_ALIVE.parse().unwrap();
[INFO] [stdout] 22 | |     pub static ref CHAR_DEAD: char = DEFAULT_CHAR_DEAD.parse().unwrap();
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / lazy_static! {
[INFO] [stdout] 19 | |     static ref DEFAULT_CHAR_ALIVE: &'static str = "#";
[INFO] [stdout] 20 | |     static ref DEFAULT_CHAR_DEAD: &'static str = "-";
[INFO] [stdout] 21 | |     pub static ref CHAR_ALIVE: char = DEFAULT_CHAR_ALIVE.parse().unwrap();
[INFO] [stdout] 22 | |     pub static ref CHAR_DEAD: char = DEFAULT_CHAR_DEAD.parse().unwrap();
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / lazy_static! {
[INFO] [stdout] 19 | |     static ref DEFAULT_CHAR_ALIVE: &'static str = "#";
[INFO] [stdout] 20 | |     static ref DEFAULT_CHAR_DEAD: &'static str = "-";
[INFO] [stdout] 21 | |     pub static ref CHAR_ALIVE: char = DEFAULT_CHAR_ALIVE.parse().unwrap();
[INFO] [stdout] 22 | |     pub static ref CHAR_DEAD: char = DEFAULT_CHAR_DEAD.parse().unwrap();
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / lazy_static! {
[INFO] [stdout] 19 | |     static ref DEFAULT_CHAR_ALIVE: &'static str = "#";
[INFO] [stdout] 20 | |     static ref DEFAULT_CHAR_DEAD: &'static str = "-";
[INFO] [stdout] 21 | |     pub static ref CHAR_ALIVE: char = DEFAULT_CHAR_ALIVE.parse().unwrap();
[INFO] [stdout] 22 | |     pub static ref CHAR_DEAD: char = DEFAULT_CHAR_DEAD.parse().unwrap();
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / lazy_static! {
[INFO] [stdout] 19 | |     static ref DEFAULT_CHAR_ALIVE: &'static str = "#";
[INFO] [stdout] 20 | |     static ref DEFAULT_CHAR_DEAD: &'static str = "-";
[INFO] [stdout] 21 | |     pub static ref CHAR_ALIVE: char = DEFAULT_CHAR_ALIVE.parse().unwrap();
[INFO] [stdout] 22 | |     pub static ref CHAR_DEAD: char = DEFAULT_CHAR_DEAD.parse().unwrap();
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning 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 previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `conway`
[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] [stdout] error: aborting due to previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6ff2c279e9727c2cdab51fbe8ca87c821bc330f617161b62b5029fe1b11dfa47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ff2c279e9727c2cdab51fbe8ca87c821bc330f617161b62b5029fe1b11dfa47", kill_on_drop: false }`
[INFO] [stdout] 6ff2c279e9727c2cdab51fbe8ca87c821bc330f617161b62b5029fe1b11dfa47