[INFO] fetching crate aivm 0.3.0...
[INFO] checking aivm-0.3.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate aivm 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate aivm 0.3.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aivm 0.3.0
[INFO] finished tweaking crates.io crate aivm 0.3.0
[INFO] tweaked toml for crates.io crate aivm 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cranelift-native v0.80.1
[INFO] [stderr]   Downloaded dynasmrt v1.2.3
[INFO] [stderr]   Downloaded target-lexicon v0.12.14
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.80.1
[INFO] [stderr]   Downloaded cranelift v0.80.1
[INFO] [stderr]   Downloaded cranelift-entity v0.80.1
[INFO] [stderr]   Downloaded cranelift-frontend v0.80.1
[INFO] [stderr]   Downloaded cranelift-jit v0.80.1
[INFO] [stderr]   Downloaded cranelift-module v0.80.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.80.1
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.80.1
[INFO] [stderr]   Downloaded regalloc v0.0.33
[INFO] [stderr]   Downloaded dynasm v1.2.3
[INFO] [stderr]   Downloaded cranelift-codegen v0.80.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b17e4d24eddfa4432879c16893964fead519d9225c90d7fb0931a444862f2bb
[INFO] running `Command { std: "docker" "start" "-a" "5b17e4d24eddfa4432879c16893964fead519d9225c90d7fb0931a444862f2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b17e4d24eddfa4432879c16893964fead519d9225c90d7fb0931a444862f2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b17e4d24eddfa4432879c16893964fead519d9225c90d7fb0931a444862f2bb", kill_on_drop: false }`
[INFO] [stdout] 5b17e4d24eddfa4432879c16893964fead519d9225c90d7fb0931a444862f2bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88c14b40d883fdabfe65ef694a60a21c9fe7dff59a468802fb0afa275f04395c
[INFO] running `Command { std: "docker" "start" "-a" "88c14b40d883fdabfe65ef694a60a21c9fe7dff59a468802fb0afa275f04395c", kill_on_drop: false }`
[INFO] [stderr]     Checking aivm v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/codegen/interpreter.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     convert::TryFrom,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/80399064afa4a2cd153f30d02c25f7ea0383ed65/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/codegen/interpreter.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     convert::TryFrom,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/80399064afa4a2cd153f30d02c25f7ea0383ed65/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[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 0.31s
[INFO] running `Command { std: "docker" "inspect" "88c14b40d883fdabfe65ef694a60a21c9fe7dff59a468802fb0afa275f04395c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c14b40d883fdabfe65ef694a60a21c9fe7dff59a468802fb0afa275f04395c", kill_on_drop: false }`
[INFO] [stdout] 88c14b40d883fdabfe65ef694a60a21c9fe7dff59a468802fb0afa275f04395c
