[INFO] cloning repository https://github.com/Quantaly/bf2wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Quantaly/bf2wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuantaly%2Fbf2wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuantaly%2Fbf2wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acbb47ea90ab3fc8d98cddbe3b7e67301dc4a180
[INFO] checking Quantaly/bf2wasm against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuantaly%2Fbf2wasm" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Quantaly/bf2wasm on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Quantaly/bf2wasm
[INFO] finished tweaking git repo https://github.com/Quantaly/bf2wasm
[INFO] tweaked toml for git repo https://github.com/Quantaly/bf2wasm written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Quantaly/bf2wasm 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.55
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded structopt v0.3.5
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.55
[INFO] [stderr]   Downloaded structopt-derive v0.3.5
[INFO] [stderr]   Downloaded log v0.4.10
[INFO] [stderr]   Downloaded syn v1.0.11
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.55
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.55
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 488ff71440c81850ee7aff0f59ab40d63203420b7ad59eb66572e283bbe799ae
[INFO] running `Command { std: "docker" "start" "-a" "488ff71440c81850ee7aff0f59ab40d63203420b7ad59eb66572e283bbe799ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "488ff71440c81850ee7aff0f59ab40d63203420b7ad59eb66572e283bbe799ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488ff71440c81850ee7aff0f59ab40d63203420b7ad59eb66572e283bbe799ae", kill_on_drop: false }`
[INFO] [stdout] 488ff71440c81850ee7aff0f59ab40d63203420b7ad59eb66572e283bbe799ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c40d19f066cd20b18c05cbf68c1d8c3e90dffc343cdfcc5d04a06ccabe39ef1
[INFO] running `Command { std: "docker" "start" "-a" "9c40d19f066cd20b18c05cbf68c1d8c3e90dffc343cdfcc5d04a06ccabe39ef1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling log v0.4.10
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.55
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bumpalo v2.6.0
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.55
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking compiler v0.2.0 (/opt/rustwide/workdir/compiler)
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> compiler/src/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `leb128` is imported redundantly
[INFO] [stdout]  --> compiler/src/wasm/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use leb128;
[INFO] [stdout]   |     ^^^^^^ the item `leb128` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> compiler/src/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `leb128` is imported redundantly
[INFO] [stdout]  --> compiler/src/wasm/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use leb128;
[INFO] [stdout]   |     ^^^^^^ the item `leb128` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> compiler/src/parser.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |               _ => panic!(format!(
[INFO] [stdout]    |  _________________________^
[INFO] [stdout] 70 | |                 "wrong kind of error for unbalanced open bracket: {:?}",
[INFO] [stdout] 71 | |                 err
[INFO] [stdout] 72 | |             )),
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 69 ~             _ => panic!(
[INFO] [stdout] 70 |                 "wrong kind of error for unbalanced open bracket: {:?}",
[INFO] [stdout] 71 |                 err
[INFO] [stdout] 72 ~             ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> compiler/src/parser.rs:88:25
[INFO] [stdout]    |
[INFO] [stdout] 88 |               _ => panic!(format!(
[INFO] [stdout]    |  _________________________^
[INFO] [stdout] 89 | |                 "wrong kind of error for unbalanced closing bracket: {:?}",
[INFO] [stdout] 90 | |                 err
[INFO] [stdout] 91 | |             )),
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 88 ~             _ => panic!(
[INFO] [stdout] 89 |                 "wrong kind of error for unbalanced closing bracket: {:?}",
[INFO] [stdout] 90 |                 err
[INFO] [stdout] 91 ~             ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.55
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.55
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking cli v0.2.0 (/opt/rustwide/workdir/cli)
[INFO] [stdout] warning: the item `compiler` is imported redundantly
[INFO] [stdout]  --> cli/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use compiler;
[INFO] [stdout]   |     ^^^^^^^^ the item `compiler` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `exitcode` is imported redundantly
[INFO] [stdout]  --> cli/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use exitcode;
[INFO] [stdout]   |     ^^^^^^^^ the item `exitcode` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `compiler` is imported redundantly
[INFO] [stdout]  --> cli/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use compiler;
[INFO] [stdout]   |     ^^^^^^^^ the item `compiler` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `exitcode` is imported redundantly
[INFO] [stdout]  --> cli/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use exitcode;
[INFO] [stdout]   |     ^^^^^^^^ the item `exitcode` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.55
[INFO] [stderr]     Checking wasm-module v0.2.0 (/opt/rustwide/workdir/wasm-module)
[INFO] [stdout] warning: the item `compiler` is imported redundantly
[INFO] [stdout]  --> wasm-module/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use compiler;
[INFO] [stdout]   |     ^^^^^^^^ the item `compiler` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `compiler` is imported redundantly
[INFO] [stdout]  --> wasm-module/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use compiler;
[INFO] [stdout]   |     ^^^^^^^^ the item `compiler` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.55
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "9c40d19f066cd20b18c05cbf68c1d8c3e90dffc343cdfcc5d04a06ccabe39ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c40d19f066cd20b18c05cbf68c1d8c3e90dffc343cdfcc5d04a06ccabe39ef1", kill_on_drop: false }`
[INFO] [stdout] 9c40d19f066cd20b18c05cbf68c1d8c3e90dffc343cdfcc5d04a06ccabe39ef1
[INFO] checking Quantaly/bf2wasm against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuantaly%2Fbf2wasm" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Quantaly/bf2wasm on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Quantaly/bf2wasm
[INFO] finished tweaking git repo https://github.com/Quantaly/bf2wasm
[INFO] tweaked toml for git repo https://github.com/Quantaly/bf2wasm written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Quantaly/bf2wasm 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76279c23b1ae5a438747f01f3dfe0d2ecf2858f8260a74cb2cb4ddbdb190b8d0
[INFO] running `Command { std: "docker" "start" "-a" "76279c23b1ae5a438747f01f3dfe0d2ecf2858f8260a74cb2cb4ddbdb190b8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76279c23b1ae5a438747f01f3dfe0d2ecf2858f8260a74cb2cb4ddbdb190b8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76279c23b1ae5a438747f01f3dfe0d2ecf2858f8260a74cb2cb4ddbdb190b8d0", kill_on_drop: false }`
[INFO] [stdout] 76279c23b1ae5a438747f01f3dfe0d2ecf2858f8260a74cb2cb4ddbdb190b8d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72cea179292aa3e3f18b45973b0fcccd573a381d094f743d31bb9d5e52bf6387
[INFO] running `Command { std: "docker" "start" "-a" "72cea179292aa3e3f18b45973b0fcccd573a381d094f743d31bb9d5e52bf6387", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling log v0.4.10
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.55
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]    Compiling bumpalo v2.6.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.55
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking compiler v0.2.0 (/opt/rustwide/workdir/compiler)
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> compiler/src/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `leb128` is imported redundantly
[INFO] [stdout]  --> compiler/src/wasm/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use leb128;
[INFO] [stdout]   |     ^^^^^^ the item `leb128` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> compiler/src/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `leb128` is imported redundantly
[INFO] [stdout]  --> compiler/src/wasm/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use leb128;
[INFO] [stdout]   |     ^^^^^^ the item `leb128` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> compiler/src/parser.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |               _ => panic!(format!(
[INFO] [stdout]    |  _________________________^
[INFO] [stdout] 70 | |                 "wrong kind of error for unbalanced open bracket: {:?}",
[INFO] [stdout] 71 | |                 err
[INFO] [stdout] 72 | |             )),
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 69 ~             _ => panic!(
[INFO] [stdout] 70 |                 "wrong kind of error for unbalanced open bracket: {:?}",
[INFO] [stdout] 71 |                 err
[INFO] [stdout] 72 ~             ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> compiler/src/parser.rs:88:25
[INFO] [stdout]    |
[INFO] [stdout] 88 |               _ => panic!(format!(
[INFO] [stdout]    |  _________________________^
[INFO] [stdout] 89 | |                 "wrong kind of error for unbalanced closing bracket: {:?}",
[INFO] [stdout] 90 | |                 err
[INFO] [stdout] 91 | |             )),
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 88 ~             _ => panic!(
[INFO] [stdout] 89 |                 "wrong kind of error for unbalanced closing bracket: {:?}",
[INFO] [stdout] 90 |                 err
[INFO] [stdout] 91 ~             ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.55
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.55
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking cli v0.2.0 (/opt/rustwide/workdir/cli)
[INFO] [stdout] warning: the item `compiler` is imported redundantly
[INFO] [stdout]  --> cli/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use compiler;
[INFO] [stdout]   |     ^^^^^^^^ the item `compiler` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `exitcode` is imported redundantly
[INFO] [stdout]  --> cli/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use exitcode;
[INFO] [stdout]   |     ^^^^^^^^ the item `exitcode` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `compiler` is imported redundantly
[INFO] [stdout]  --> cli/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use compiler;
[INFO] [stdout]   |     ^^^^^^^^ the item `compiler` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `exitcode` is imported redundantly
[INFO] [stdout]  --> cli/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use exitcode;
[INFO] [stdout]   |     ^^^^^^^^ the item `exitcode` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.55
[INFO] [stderr]     Checking wasm-module v0.2.0 (/opt/rustwide/workdir/wasm-module)
[INFO] [stdout] warning: the item `compiler` is imported redundantly
[INFO] [stdout]  --> wasm-module/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use compiler;
[INFO] [stdout]   |     ^^^^^^^^ the item `compiler` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `compiler` is imported redundantly
[INFO] [stdout]  --> wasm-module/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use compiler;
[INFO] [stdout]   |     ^^^^^^^^ the item `compiler` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.57s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.55
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "72cea179292aa3e3f18b45973b0fcccd573a381d094f743d31bb9d5e52bf6387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72cea179292aa3e3f18b45973b0fcccd573a381d094f743d31bb9d5e52bf6387", kill_on_drop: false }`
[INFO] [stdout] 72cea179292aa3e3f18b45973b0fcccd573a381d094f743d31bb9d5e52bf6387