[INFO] fetching crate neptune-lang 0.1.3...
[INFO] building neptune-lang-0.1.3 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate neptune-lang 0.1.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate neptune-lang 0.1.3
[INFO] finished tweaking crates.io crate neptune-lang 0.1.3
[INFO] tweaked toml for crates.io crate neptune-lang 0.1.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate neptune-lang 0.1.3 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 77 packages to latest compatible versions
[INFO] [stderr]       Adding num_enum v0.5.11 (available: v0.7.4)
[INFO] [stderr]       Adding parse_int v0.6.0 (available: v0.9.0)
[INFO] [stderr]       Adding phf v0.10.1 (available: v0.13.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 246884223af3888bee38cd4186f05e79fddc07250dfcf66bc2b0cde840788616
[INFO] running `Command { std: "docker" "start" "-a" "246884223af3888bee38cd4186f05e79fddc07250dfcf66bc2b0cde840788616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "246884223af3888bee38cd4186f05e79fddc07250dfcf66bc2b0cde840788616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "246884223af3888bee38cd4186f05e79fddc07250dfcf66bc2b0cde840788616", kill_on_drop: false }`
[INFO] [stdout] 246884223af3888bee38cd4186f05e79fddc07250dfcf66bc2b0cde840788616
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e1a766d2cf11c47e8ae1810979c68994fcbbf83540dd9fc2bf5d30c586ab4fb
[INFO] running `Command { std: "docker" "start" "-a" "7e1a766d2cf11c47e8ae1810979c68994fcbbf83540dd9fc2bf5d30c586ab4fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling scratch v1.0.9
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.186
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling link-cplusplus v1.0.12
[INFO] [stderr]    Compiling codespan-reporting v0.12.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling parse_int v0.6.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling cxx v1.0.186
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cxx-build v1.0.186
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.186
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling neptune-lang v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/vm.rs:289:54
[INFO] [stdout]     |
[INFO] [stdout] 289 |         fn get_user_data<'vm>(self: &'vm VM) -> &'vm UserData;
[INFO] [stdout]     |                                      ---         --- ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |           |
[INFO] [stdout]     |                                      |           the same lifetime is named here
[INFO] [stdout]     |                                      the lifetime is named 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: consistently use `'vm`
[INFO] [stdout]     |
[INFO] [stdout] 289 |         fn get_user_data<'vm>(self: &'vm VM) -> &'vm UserData<'vm>;
[INFO] [stdout]     |                                                              +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/vm.rs:512:5
[INFO] [stdout]     |
[INFO] [stdout] 512 |     Box::from_raw(data as *mut F);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 512 |     let _ = Box::from_raw(data as *mut F);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.12s
[INFO] running `Command { std: "docker" "inspect" "7e1a766d2cf11c47e8ae1810979c68994fcbbf83540dd9fc2bf5d30c586ab4fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e1a766d2cf11c47e8ae1810979c68994fcbbf83540dd9fc2bf5d30c586ab4fb", kill_on_drop: false }`
[INFO] [stdout] 7e1a766d2cf11c47e8ae1810979c68994fcbbf83540dd9fc2bf5d30c586ab4fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1366bfe381ee99c6c83ee480ebc56848d522221331c85d29f433a8f0aa185a43
[INFO] running `Command { std: "docker" "start" "-a" "1366bfe381ee99c6c83ee480ebc56848d522221331c85d29f433a8f0aa185a43", kill_on_drop: false }`
[INFO] [stderr]    Compiling neptune-lang v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/vm.rs:289:54
[INFO] [stdout]     |
[INFO] [stdout] 289 |         fn get_user_data<'vm>(self: &'vm VM) -> &'vm UserData;
[INFO] [stdout]     |                                      ---         --- ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |           |
[INFO] [stdout]     |                                      |           the same lifetime is named here
[INFO] [stdout]     |                                      the lifetime is named 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: consistently use `'vm`
[INFO] [stdout]     |
[INFO] [stdout] 289 |         fn get_user_data<'vm>(self: &'vm VM) -> &'vm UserData<'vm>;
[INFO] [stdout]     |                                                              +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/vm.rs:512:5
[INFO] [stdout]     |
[INFO] [stdout] 512 |     Box::from_raw(data as *mut F);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 512 |     let _ = Box::from_raw(data as *mut F);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/vm.rs:289:54
[INFO] [stdout]     |
[INFO] [stdout] 289 |         fn get_user_data<'vm>(self: &'vm VM) -> &'vm UserData;
[INFO] [stdout]     |                                      ---         --- ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |           |
[INFO] [stdout]     |                                      |           the same lifetime is named here
[INFO] [stdout]     |                                      the lifetime is named 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: consistently use `'vm`
[INFO] [stdout]     |
[INFO] [stdout] 289 |         fn get_user_data<'vm>(self: &'vm VM) -> &'vm UserData<'vm>;
[INFO] [stdout]     |                                                              +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/vm.rs:512:5
[INFO] [stdout]     |
[INFO] [stdout] 512 |     Box::from_raw(data as *mut F);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 512 |     let _ = Box::from_raw(data as *mut F);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "1366bfe381ee99c6c83ee480ebc56848d522221331c85d29f433a8f0aa185a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1366bfe381ee99c6c83ee480ebc56848d522221331c85d29f433a8f0aa185a43", kill_on_drop: false }`
[INFO] [stdout] 1366bfe381ee99c6c83ee480ebc56848d522221331c85d29f433a8f0aa185a43
