[INFO] fetching crate can 0.2.1-alpha.4...
[INFO] checking can-0.2.1-alpha.4 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate can 0.2.1-alpha.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate can 0.2.1-alpha.4 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 can 0.2.1-alpha.4
[INFO] finished tweaking crates.io crate can 0.2.1-alpha.4
[INFO] tweaked toml for crates.io crate can 0.2.1-alpha.4 written to /workspace/builds/worker-7-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 socketcan v1.7.0
[INFO] [stderr]   Downloaded try_from v0.2.2
[INFO] [stderr]   Downloaded embedded-can v0.3.0
[INFO] [stderr]   Downloaded nix v0.5.1
[INFO] [stderr]   Downloaded hex v0.2.0
[INFO] [stderr]   Downloaded itertools v0.4.19
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2df656e009d21f6283eca2635cec554bb4a56b2daaf0945e849ea376c3313149
[INFO] running `Command { std: "docker" "start" "-a" "2df656e009d21f6283eca2635cec554bb4a56b2daaf0945e849ea376c3313149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2df656e009d21f6283eca2635cec554bb4a56b2daaf0945e849ea376c3313149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2df656e009d21f6283eca2635cec554bb4a56b2daaf0945e849ea376c3313149", kill_on_drop: false }`
[INFO] [stdout] 2df656e009d21f6283eca2635cec554bb4a56b2daaf0945e849ea376c3313149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 54e094e887f2bd29c57ad7ad95debc245280a7840c6aff165638751aad2c2da8
[INFO] running `Command { std: "docker" "start" "-a" "54e094e887f2bd29c57ad7ad95debc245280a7840c6aff165638751aad2c2da8", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking embedded-can v0.3.0
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking socketcan v1.7.0
[INFO] [stderr]     Checking can v0.2.1-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.45s
[INFO] running `Command { std: "docker" "inspect" "54e094e887f2bd29c57ad7ad95debc245280a7840c6aff165638751aad2c2da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54e094e887f2bd29c57ad7ad95debc245280a7840c6aff165638751aad2c2da8", kill_on_drop: false }`
[INFO] [stdout] 54e094e887f2bd29c57ad7ad95debc245280a7840c6aff165638751aad2c2da8
[INFO] checking can-0.2.1-alpha.4 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate can 0.2.1-alpha.4 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate can 0.2.1-alpha.4 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 can 0.2.1-alpha.4
[INFO] finished tweaking crates.io crate can 0.2.1-alpha.4
[INFO] tweaked toml for crates.io crate can 0.2.1-alpha.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 96b1c5f30e4a9faa330a576c2a95aa8db127aacde35ad1e707482c854eea8b67
[INFO] running `Command { std: "docker" "start" "-a" "96b1c5f30e4a9faa330a576c2a95aa8db127aacde35ad1e707482c854eea8b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96b1c5f30e4a9faa330a576c2a95aa8db127aacde35ad1e707482c854eea8b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96b1c5f30e4a9faa330a576c2a95aa8db127aacde35ad1e707482c854eea8b67", kill_on_drop: false }`
[INFO] [stdout] 96b1c5f30e4a9faa330a576c2a95aa8db127aacde35ad1e707482c854eea8b67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 98c8987c3ffa27f568e686689d17133b1962ca0f53308acd27eef714d9246359
[INFO] running `Command { std: "docker" "start" "-a" "98c8987c3ffa27f568e686689d17133b1962ca0f53308acd27eef714d9246359", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking embedded-can v0.3.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking socketcan v1.7.0
[INFO] [stderr]     Checking can v0.2.1-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.46s
[INFO] running `Command { std: "docker" "inspect" "98c8987c3ffa27f568e686689d17133b1962ca0f53308acd27eef714d9246359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98c8987c3ffa27f568e686689d17133b1962ca0f53308acd27eef714d9246359", kill_on_drop: false }`
[INFO] [stdout] 98c8987c3ffa27f568e686689d17133b1962ca0f53308acd27eef714d9246359
