[INFO] cloning repository https://github.com/JohnBSmith/moss
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JohnBSmith/moss" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnBSmith%2Fmoss", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnBSmith%2Fmoss'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab23e4ae975fb32b056c1981929551af590e7305
[INFO] checking JohnBSmith/moss/ab23e4ae975fb32b056c1981929551af590e7305 against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnBSmith%2Fmoss" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JohnBSmith/moss
[INFO] finished tweaking git repo https://github.com/JohnBSmith/moss
[INFO] tweaked toml for git repo https://github.com/JohnBSmith/moss written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JohnBSmith/moss on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JohnBSmith/moss 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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termios v0.2.2
[INFO] [stderr]   Downloaded libc v0.2.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8e1c46aa73fd4cb7539a3b86c1a1c03f75f38f8a198622a17ea50f474e296f2
[INFO] running `Command { std: "docker" "start" "-a" "a8e1c46aa73fd4cb7539a3b86c1a1c03f75f38f8a198622a17ea50f474e296f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8e1c46aa73fd4cb7539a3b86c1a1c03f75f38f8a198622a17ea50f474e296f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e1c46aa73fd4cb7539a3b86c1a1c03f75f38f8a198622a17ea50f474e296f2", kill_on_drop: false }`
[INFO] [stdout] a8e1c46aa73fd4cb7539a3b86c1a1c03f75f38f8a198622a17ea50f474e296f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9e41c84cc32a4adfb901e6dbe1c397494fc896d6054e51f7cad9a27c50c8835
[INFO] running `Command { std: "docker" "start" "-a" "c9e41c84cc32a4adfb901e6dbe1c397494fc896d6054e51f7cad9a27c50c8835", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking moss v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/modules/format.rs:49:31
[INFO] [stdout]    |
[INFO] [stdout] 49 |     None, Left(usize), Center(usize), Right(usize)
[INFO] [stdout]    |                        ------ ^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 49 -     None, Left(usize), Center(usize), Right(usize)
[INFO] [stdout] 49 +     None, Left(usize), Center(()), Right(usize)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn env(&mut self) -> Env {
[INFO] [stdout]     |                ^^^^^^^^^     ^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn env(&mut self) -> Env<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:132:17
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn lock(&self) -> InterpreterLock {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn lock(&self) -> InterpreterLock<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/vm.rs:4480:23
[INFO] [stdout]      |
[INFO] [stdout] 4480 | pub fn get_env(state: &mut State) -> Env {
[INFO] [stdout]      |                       ^^^^^^^^^^     ^^^ the same lifetime is hidden here
[INFO] [stdout]      |                       |
[INFO] [stdout]      |                       the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 4480 | pub fn get_env(state: &mut State) -> Env<'_> {
[INFO] [stdout]      |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/vm.rs:4883:26
[INFO] [stdout]      |
[INFO] [stdout] 4883 |         Err(e) => panic!(self.exception_to_string(&e))
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 4883 |         Err(e) => panic!("{}", self.exception_to_string(&e))
[INFO] [stdout]      |                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/modules/graphics/font.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn pnm_as_data(p: &[u8], fmt: Fmt) -> ImgData {
[INFO] [stdout]    |                   ^^^^^               ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn pnm_as_data(p: &[u8], fmt: Fmt) -> ImgData<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/modules/format.rs:49:31
[INFO] [stdout]    |
[INFO] [stdout] 49 |     None, Left(usize), Center(usize), Right(usize)
[INFO] [stdout]    |                        ------ ^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 49 -     None, Left(usize), Center(usize), Right(usize)
[INFO] [stdout] 49 +     None, Left(usize), Center(()), Right(usize)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn env(&mut self) -> Env {
[INFO] [stdout]     |                ^^^^^^^^^     ^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn env(&mut self) -> Env<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:132:17
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn lock(&self) -> InterpreterLock {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn lock(&self) -> InterpreterLock<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/vm.rs:4480:23
[INFO] [stdout]      |
[INFO] [stdout] 4480 | pub fn get_env(state: &mut State) -> Env {
[INFO] [stdout]      |                       ^^^^^^^^^^     ^^^ the same lifetime is hidden here
[INFO] [stdout]      |                       |
[INFO] [stdout]      |                       the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 4480 | pub fn get_env(state: &mut State) -> Env<'_> {
[INFO] [stdout]      |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/vm.rs:4883:26
[INFO] [stdout]      |
[INFO] [stdout] 4883 |         Err(e) => panic!(self.exception_to_string(&e))
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 4883 |         Err(e) => panic!("{}", self.exception_to_string(&e))
[INFO] [stdout]      |                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/modules/graphics/font.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn pnm_as_data(p: &[u8], fmt: Fmt) -> ImgData {
[INFO] [stdout]    |                   ^^^^^               ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn pnm_as_data(p: &[u8], fmt: Fmt) -> ImgData<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "c9e41c84cc32a4adfb901e6dbe1c397494fc896d6054e51f7cad9a27c50c8835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9e41c84cc32a4adfb901e6dbe1c397494fc896d6054e51f7cad9a27c50c8835", kill_on_drop: false }`
[INFO] [stdout] c9e41c84cc32a4adfb901e6dbe1c397494fc896d6054e51f7cad9a27c50c8835
