[INFO] fetching crate estring 0.3.0...
[INFO] checking estring-0.3.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate estring 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate estring 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 estring 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate estring 0.3.0
[INFO] tweaked toml for crates.io crate estring 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate estring 0.3.0 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] e371cc7f6dad2aa4da9cf1ff04a7fa6b465d6d5dca60e4ee0babadb5914c005f
[INFO] running `Command { std: "docker" "start" "-a" "e371cc7f6dad2aa4da9cf1ff04a7fa6b465d6d5dca60e4ee0babadb5914c005f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e371cc7f6dad2aa4da9cf1ff04a7fa6b465d6d5dca60e4ee0babadb5914c005f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e371cc7f6dad2aa4da9cf1ff04a7fa6b465d6d5dca60e4ee0babadb5914c005f", kill_on_drop: false }`
[INFO] [stdout] e371cc7f6dad2aa4da9cf1ff04a7fa6b465d6d5dca60e4ee0babadb5914c005f
[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] 48837975f9d8bf1cc42f7907f10b1e1fbc67714daaff838cec445a4ea498e97f
[INFO] running `Command { std: "docker" "start" "-a" "48837975f9d8bf1cc42f7907f10b1e1fbc67714daaff838cec445a4ea498e97f", kill_on_drop: false }`
[INFO] [stderr]     Checking estring v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crate::structs`
[INFO] [stdout]   --> src/std/option.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 |     use crate::structs::Pair;
[INFO] [stdout]    |                ^^^^^^^ could not find `structs` in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `estring` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "48837975f9d8bf1cc42f7907f10b1e1fbc67714daaff838cec445a4ea498e97f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48837975f9d8bf1cc42f7907f10b1e1fbc67714daaff838cec445a4ea498e97f", kill_on_drop: false }`
[INFO] [stdout] 48837975f9d8bf1cc42f7907f10b1e1fbc67714daaff838cec445a4ea498e97f
[INFO] checking estring-0.3.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate estring 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate estring 0.3.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate estring 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate estring 0.3.0
[INFO] tweaked toml for crates.io crate estring 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate estring 0.3.0 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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 662a2967b3576c195425a0e9617954745156e26cf5f35c17096c0e40bc2abe96
[INFO] running `Command { std: "docker" "start" "-a" "662a2967b3576c195425a0e9617954745156e26cf5f35c17096c0e40bc2abe96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "662a2967b3576c195425a0e9617954745156e26cf5f35c17096c0e40bc2abe96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "662a2967b3576c195425a0e9617954745156e26cf5f35c17096c0e40bc2abe96", kill_on_drop: false }`
[INFO] [stdout] 662a2967b3576c195425a0e9617954745156e26cf5f35c17096c0e40bc2abe96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6529f92c5ae8f7b1137ab0780f335f670d971ffff5e91f77bc5d4789f1d7fcd
[INFO] running `Command { std: "docker" "start" "-a" "d6529f92c5ae8f7b1137ab0780f335f670d971ffff5e91f77bc5d4789f1d7fcd", kill_on_drop: false }`
[INFO] [stderr]     Checking estring v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crate::structs`
[INFO] [stdout]   --> src/std/option.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 |     use crate::structs::Pair;
[INFO] [stdout]    |                ^^^^^^^ could not find `structs` in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `estring` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d6529f92c5ae8f7b1137ab0780f335f670d971ffff5e91f77bc5d4789f1d7fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6529f92c5ae8f7b1137ab0780f335f670d971ffff5e91f77bc5d4789f1d7fcd", kill_on_drop: false }`
[INFO] [stdout] d6529f92c5ae8f7b1137ab0780f335f670d971ffff5e91f77bc5d4789f1d7fcd
