[INFO] cloning repository https://github.com/groupylang/rcwt_tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/groupylang/rcwt_tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgroupylang%2Frcwt_tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgroupylang%2Frcwt_tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b0e548002e45cf94bc40bc80b0eb3c80e564a829
[INFO] checking groupylang/rcwt_tools against master#d2eadb7a94ef8c9deb5137695df33cd1fc5aee92 for pr-137268
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgroupylang%2Frcwt_tools" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/groupylang/rcwt_tools on toolchain d2eadb7a94ef8c9deb5137695df33cd1fc5aee92
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/groupylang/rcwt_tools
[INFO] finished tweaking git repo https://github.com/groupylang/rcwt_tools
[INFO] tweaked toml for git repo https://github.com/groupylang/rcwt_tools written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/groupylang/rcwt_tools 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" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffe5b610066e6accb4b05010961d311b6633e08f7df5c10e0e91202b1ed72e90
[INFO] running `Command { std: "docker" "start" "-a" "ffe5b610066e6accb4b05010961d311b6633e08f7df5c10e0e91202b1ed72e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffe5b610066e6accb4b05010961d311b6633e08f7df5c10e0e91202b1ed72e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe5b610066e6accb4b05010961d311b6633e08f7df5c10e0e91202b1ed72e90", kill_on_drop: false }`
[INFO] [stdout] ffe5b610066e6accb4b05010961d311b6633e08f7df5c10e0e91202b1ed72e90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 038744b722a11ba862fb39cc0356c81411cd39410afd32c1846777e4063f9c01
[INFO] running `Command { std: "docker" "start" "-a" "038744b722a11ba862fb39cc0356c81411cd39410afd32c1846777e4063f9c01", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rcwt_vm v0.1.0 (/opt/rustwide/workdir/rcwt_vm)
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stdout] warning: `extern` block uses type `ProcessSerde`, which is not FFI-safe
[INFO] [stdout]   --> rcwt_vm/src/ffi.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |   ) -> *mut ProcessSerde;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> rcwt_vm/src/ffi.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct ProcessSerde {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `ProcessSerde`, which is not FFI-safe
[INFO] [stdout]   --> rcwt_vm/src/ffi.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |   ) -> *mut ProcessSerde;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> rcwt_vm/src/ffi.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct ProcessSerde {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rcwt_cli v0.1.0 (/opt/rustwide/workdir/rcwt_cli)
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]  --> rcwt_cli/src/run.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn prompt(p: &mut ProcessSerde) -> std::io::Result<()> {
[INFO] [stdout]   |               ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]  --> rcwt_cli/src/run.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn prompt(p: &mut ProcessSerde) -> std::io::Result<()> {
[INFO] [stdout]   |               ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_ScriptM` is never used
[INFO] [stdout]    --> rcwt_cli/src/fio.rs:27:21
[INFO] [stdout]     |
[INFO] [stdout] 27  |       pub(crate) fn [<read_ $i>](path: &str) -> std::io::Result<$i> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 | readable_yaml!(ScriptM, "asm");
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `readable_yaml` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_ScriptM` is never used
[INFO] [stdout]    --> rcwt_cli/src/fio.rs:27:21
[INFO] [stdout]     |
[INFO] [stdout] 27  |       pub(crate) fn [<read_ $i>](path: &str) -> std::io::Result<$i> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 | readable_yaml!(ScriptM, "asm");
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `readable_yaml` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> rcwt_cli/src/main.rs:78:19
[INFO] [stdout]    |
[INFO] [stdout] 78 |   if let Some(ref matches) = matches.subcommand_matches("assemble") {
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> rcwt_cli/src/main.rs:84:19
[INFO] [stdout]    |
[INFO] [stdout] 84 |   if let Some(ref matches) = matches.subcommand_matches("link") {
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]    --> rcwt_cli/src/main.rs:123:19
[INFO] [stdout]     |
[INFO] [stdout] 123 |   if let Some(ref matches) = matches.subcommand_matches("test") {
[INFO] [stdout]     |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> rcwt_cli/src/main.rs:78:19
[INFO] [stdout]    |
[INFO] [stdout] 78 |   if let Some(ref matches) = matches.subcommand_matches("assemble") {
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> rcwt_cli/src/main.rs:84:19
[INFO] [stdout]    |
[INFO] [stdout] 84 |   if let Some(ref matches) = matches.subcommand_matches("link") {
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]    --> rcwt_cli/src/main.rs:123:19
[INFO] [stdout]     |
[INFO] [stdout] 123 |   if let Some(ref matches) = matches.subcommand_matches("test") {
[INFO] [stdout]     |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.83s
[INFO] running `Command { std: "docker" "inspect" "038744b722a11ba862fb39cc0356c81411cd39410afd32c1846777e4063f9c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "038744b722a11ba862fb39cc0356c81411cd39410afd32c1846777e4063f9c01", kill_on_drop: false }`
[INFO] [stdout] 038744b722a11ba862fb39cc0356c81411cd39410afd32c1846777e4063f9c01