[INFO] cloning repository https://github.com/Lohann/merkle-patricia-trie-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lohann/merkle-patricia-trie-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLohann%2Fmerkle-patricia-trie-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLohann%2Fmerkle-patricia-trie-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5202c18669ac4cba1de29ec7f24d3720217901f
[INFO] checking Lohann/merkle-patricia-trie-demo against try#db4e1d23234d93b5e96ecc768b35d9090c32cddf for pr-149901-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLohann%2Fmerkle-patricia-trie-demo" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Lohann/merkle-patricia-trie-demo
[INFO] finished tweaking git repo https://github.com/Lohann/merkle-patricia-trie-demo
[INFO] tweaked toml for git repo https://github.com/Lohann/merkle-patricia-trie-demo written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Lohann/merkle-patricia-trie-demo on toolchain db4e1d23234d93b5e96ecc768b35d9090c32cddf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Lohann/merkle-patricia-trie-demo 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" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-0-tc2/source/rust/merkle-patricia-trie-js/Cargo.toml: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5ced877de07f8db27f0eb8f274c4108ae01a9891bc7e4895b47d749c750894a
[INFO] running `Command { std: "docker" "start" "-a" "b5ced877de07f8db27f0eb8f274c4108ae01a9891bc7e4895b47d749c750894a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5ced877de07f8db27f0eb8f274c4108ae01a9891bc7e4895b47d749c750894a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5ced877de07f8db27f0eb8f274c4108ae01a9891bc7e4895b47d749c750894a", kill_on_drop: false }`
[INFO] [stdout] b5ced877de07f8db27f0eb8f274c4108ae01a9891bc7e4895b47d749c750894a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a2aabe720c6cece2abba3a85ec5f3400cc194e0d7e4886b54b84b60a626bbdb
[INFO] running `Command { std: "docker" "start" "-a" "3a2aabe720c6cece2abba3a85ec5f3400cc194e0d7e4886b54b84b60a626bbdb", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/rust/merkle-patricia-trie-js/Cargo.toml: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
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[INFO] [stderr]     Checking merkle-patricia-trie-js v0.1.0 (/opt/rustwide/workdir/rust/merkle-patricia-trie-js)
[INFO] [stdout] error[E0080]: constructing invalid value: encountered a dangling reference (0x1[noalloc] has no provenance)
[INFO] [stdout]   --> rust/merkle-patricia-trie-js/src/storage.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 |     core::slice::from_raw_parts_mut(ptr.as_mut(), 0)
[INFO] [stdout]    |                                     ^^^^^^^^^^^^ evaluation of `storage::EMPTY_PTR` failed inside this call
[INFO] [stdout]    |
[INFO] [stdout] note: inside `NonNull::<u8>::as_mut::<'_>`
[INFO] [stdout]   --> /rustc/db4e1d23234d93b5e96ecc768b35d9090c32cddf/library/core/src/ptr/non_null.rs:482:17
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0080]: constructing invalid value: encountered a dangling reference (0x1[noalloc] has no provenance)
[INFO] [stdout]   --> rust/merkle-patricia-trie-js/src/storage.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 |     core::slice::from_raw_parts_mut(ptr.as_mut(), 0)
[INFO] [stdout]    |                                     ^^^^^^^^^^^^ evaluation of `storage::EMPTY_PTR` failed inside this call
[INFO] [stdout]    |
[INFO] [stdout] note: inside `NonNull::<u8>::as_mut::<'_>`
[INFO] [stdout]   --> /rustc/db4e1d23234d93b5e96ecc768b35d9090c32cddf/library/core/src/ptr/non_null.rs:482:17
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0080`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `merkle-patricia-trie-js` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0080`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `merkle-patricia-trie-js` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3a2aabe720c6cece2abba3a85ec5f3400cc194e0d7e4886b54b84b60a626bbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a2aabe720c6cece2abba3a85ec5f3400cc194e0d7e4886b54b84b60a626bbdb", kill_on_drop: false }`
[INFO] [stdout] 3a2aabe720c6cece2abba3a85ec5f3400cc194e0d7e4886b54b84b60a626bbdb