[INFO] fetching crate slip 0.1.0...
[INFO] testing slip-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate slip 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate slip 0.1.0
[INFO] finished tweaking crates.io crate slip 0.1.0
[INFO] tweaked toml for crates.io crate slip 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slip 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate slip 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 75d1d0d4efbcc113cd61ec2a72425eade9933159b5d8c6a5b4fd1484f42642ff
[INFO] running `Command { std: "docker" "start" "75d1d0d4efbcc113cd61ec2a72425eade9933159b5d8c6a5b4fd1484f42642ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75d1d0d4efbcc113cd61ec2a72425eade9933159b5d8c6a5b4fd1484f42642ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "75d1d0d4efbcc113cd61ec2a72425eade9933159b5d8c6a5b4fd1484f42642ff" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75d1d0d4efbcc113cd61ec2a72425eade9933159b5d8c6a5b4fd1484f42642ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "75d1d0d4efbcc113cd61ec2a72425eade9933159b5d8c6a5b4fd1484f42642ff" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling base64 v0.12.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling absolution v0.1.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling stream-cipher v0.3.2
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling ctr v0.3.2
[INFO] [stderr]    Compiling aes-ctr v0.3.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling slip-imp v0.1.0
[INFO] [stderr]    Compiling slip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 6.40s
[INFO] running `Command { std: "docker" "inspect" "75d1d0d4efbcc113cd61ec2a72425eade9933159b5d8c6a5b4fd1484f42642ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "75d1d0d4efbcc113cd61ec2a72425eade9933159b5d8c6a5b4fd1484f42642ff" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling slip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: environement variable SLIP_KEY is not set to encrypt this string
[INFO] [stdout]   --> examples/network_protocol.rs:20:45
[INFO] [stdout]    |
[INFO] [stdout] 20 |     deserialize(vec![3, 1, 2]).expect(slip!("failed to parse packet"));
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `proc_macro_call` which comes from the expansion of the macro `slip` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environement variable SLIP_KEY is not set to encrypt this string
[INFO] [stdout]   --> examples/network_protocol.rs:24:47
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let packet_id = data.get(0).context(slip!("received empty packet"))?;
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `proc_macro_call` which comes from the expansion of the macro `slip` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environement variable SLIP_KEY is not set to encrypt this string
[INFO] [stdout]   --> examples/network_protocol.rs:27:57
[INFO] [stdout]    |
[INFO] [stdout] 27 |         0 => deserialize_auth(&data[1..]).context(slip!("could not parse auth packet")),
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `proc_macro_call` which comes from the expansion of the macro `slip` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environement variable SLIP_KEY is not set to encrypt this string
[INFO] [stdout]   --> examples/network_protocol.rs:28:60
[INFO] [stdout]    |
[INFO] [stdout] 28 |         1 => deserialize_request(&data[1..]).context(slip!("could not parse request packet")),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `proc_macro_call` which comes from the expansion of the macro `slip` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environement variable SLIP_KEY is not set to encrypt this string
[INFO] [stdout]   --> examples/network_protocol.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |         _ => Err(anyhow!(slip!("received invalid message type")))
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `proc_macro_call` which comes from the expansion of the macro `slip` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environement variable SLIP_KEY is not set to encrypt this string
[INFO] [stdout]   --> examples/network_protocol.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |     res.with_context(|| [slip!("packet data: "), &format!("{:?}", data)].concat())
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `proc_macro_call` which comes from the expansion of the macro `slip` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]   --> examples/network_protocol.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |     deserialize(vec![3, 1, 2]).expect(slip!("failed to parse packet"));
[INFO] [stdout]    |                                ^^^^^^ ------------------------------- any code following this expression is unreachable
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                unreachable call
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]   --> examples/network_protocol.rs:24:33
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let packet_id = data.get(0).context(slip!("received empty packet"))?;
[INFO] [stdout]    |                                 ^^^^^^^ ------------------------------ any code following this expression is unreachable
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 unreachable call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]   --> examples/network_protocol.rs:27:43
[INFO] [stdout]    |
[INFO] [stdout] 27 |         0 => deserialize_auth(&data[1..]).context(slip!("could not parse auth packet")),
[INFO] [stdout]    |                                           ^^^^^^^ ------------------------------------ any code following this expression is unreachable
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           unreachable call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]   --> examples/network_protocol.rs:28:46
[INFO] [stdout]    |
[INFO] [stdout] 28 |         1 => deserialize_request(&data[1..]).context(slip!("could not parse request packet")),
[INFO] [stdout]    |                                              ^^^^^^^ --------------------------------------- any code following this expression is unreachable
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              unreachable call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/network_protocol.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |         _ => Err(anyhow!(slip!("received invalid message type")))
[INFO] [stdout]    |                  ^^^^^^^^--------------------------------------^
[INFO] [stdout]    |                  |       |
[INFO] [stdout]    |                  |       any code following this expression is unreachable
[INFO] [stdout]    |                  unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `anyhow` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]   --> examples/network_protocol.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |         _ => Err(anyhow!(slip!("received invalid message type")))
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider providing a type annotation
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout]    = note: `#[warn(method_call_on_diverging_infer_var)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `anyhow` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]   --> examples/network_protocol.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |         _ => Err(anyhow!(slip!("received invalid message type")))
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  unreachable call
[INFO] [stdout]    |                  any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `anyhow` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/network_protocol.rs:37:50
[INFO] [stdout]    |
[INFO] [stdout] 37 |     res.with_context(|| [slip!("packet data: "), &format!("{:?}", data)].concat())
[INFO] [stdout]    |                          ----------------------  ^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environement variable SLIP_KEY is not set to encrypt this string
[INFO] [stdout]   --> examples/basic.rs:13:29
[INFO] [stdout]    |
[INFO] [stdout] 13 |     test_value.expect(slip!("failed to do whatever thing we were meant to do"));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `proc_macro_call` which comes from the expansion of the macro `slip` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]   --> examples/basic.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 |     test_value.expect(slip!("failed to do whatever thing we were meant to do"));
[INFO] [stdout]    |                ^^^^^^ -------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout]    |                |
[INFO] [stdout]    |                unreachable call
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slip` (example "basic") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: the method `concat` exists for array `[&String; 2]`, but its trait bounds were not satisfied
[INFO] [stdout]   --> examples/network_protocol.rs:37:74
[INFO] [stdout]    |
[INFO] [stdout] 37 |     res.with_context(|| [slip!("packet data: "), &format!("{:?}", data)].concat())
[INFO] [stdout]    |                                                                          ^^^^^^ method cannot be called on `[&String; 2]` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `[&String]: Concat<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slip` (example "network_protocol") due to 7 previous errors; 9 warnings emitted
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75d1d0d4efbcc113cd61ec2a72425eade9933159b5d8c6a5b4fd1484f42642ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75d1d0d4efbcc113cd61ec2a72425eade9933159b5d8c6a5b4fd1484f42642ff", kill_on_drop: false }`
[INFO] [stdout] 75d1d0d4efbcc113cd61ec2a72425eade9933159b5d8c6a5b4fd1484f42642ff
