[INFO] fetching crate atomic_once_cell 0.1.6...
[INFO] checking atomic_once_cell-0.1.6 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate atomic_once_cell 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate atomic_once_cell 0.1.6 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 atomic_once_cell 0.1.6
[INFO] finished tweaking crates.io crate atomic_once_cell 0.1.6
[INFO] tweaked toml for crates.io crate atomic_once_cell 0.1.6 written to /workspace/builds/worker-4-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.3
[INFO] [stderr]   Downloaded tracing-log v0.2.0
[INFO] [stderr]   Downloaded loom v0.7.1
[INFO] [stderr]   Downloaded generator v0.7.5
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 88305096e03ab0c23ff9f8194365234a070f9e96537559e2197dada6c392d608
[INFO] running `Command { std: "docker" "start" "-a" "88305096e03ab0c23ff9f8194365234a070f9e96537559e2197dada6c392d608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88305096e03ab0c23ff9f8194365234a070f9e96537559e2197dada6c392d608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88305096e03ab0c23ff9f8194365234a070f9e96537559e2197dada6c392d608", kill_on_drop: false }`
[INFO] [stdout] 88305096e03ab0c23ff9f8194365234a070f9e96537559e2197dada6c392d608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a0ae35f8aa228c22673037a06fea8e8b3c3466f5dd7b710a05c5b6d8c48483d7
[INFO] running `Command { std: "docker" "start" "-a" "a0ae35f8aa228c22673037a06fea8e8b3c3466f5dd7b710a05c5b6d8c48483d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling atomic-polyfill v1.0.3
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]     Checking atomic_once_cell v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "a0ae35f8aa228c22673037a06fea8e8b3c3466f5dd7b710a05c5b6d8c48483d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ae35f8aa228c22673037a06fea8e8b3c3466f5dd7b710a05c5b6d8c48483d7", kill_on_drop: false }`
[INFO] [stdout] a0ae35f8aa228c22673037a06fea8e8b3c3466f5dd7b710a05c5b6d8c48483d7
[INFO] checking atomic_once_cell-0.1.6 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate atomic_once_cell 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate atomic_once_cell 0.1.6 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 atomic_once_cell 0.1.6
[INFO] finished tweaking crates.io crate atomic_once_cell 0.1.6
[INFO] tweaked toml for crates.io crate atomic_once_cell 0.1.6 written to /workspace/builds/worker-4-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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0087bed1638ad29ed34daa78aa25c5df63e36d95c3d732ca0c0f44f1aab5fb49
[INFO] running `Command { std: "docker" "start" "-a" "0087bed1638ad29ed34daa78aa25c5df63e36d95c3d732ca0c0f44f1aab5fb49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0087bed1638ad29ed34daa78aa25c5df63e36d95c3d732ca0c0f44f1aab5fb49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0087bed1638ad29ed34daa78aa25c5df63e36d95c3d732ca0c0f44f1aab5fb49", kill_on_drop: false }`
[INFO] [stdout] 0087bed1638ad29ed34daa78aa25c5df63e36d95c3d732ca0c0f44f1aab5fb49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1d70b6f3be31613d2d8ae72d4adf4b8d09d94a72e4d433ebfa8c2435173f4e80
[INFO] running `Command { std: "docker" "start" "-a" "1d70b6f3be31613d2d8ae72d4adf4b8d09d94a72e4d433ebfa8c2435173f4e80", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic-polyfill v1.0.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]     Checking atomic_once_cell v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "1d70b6f3be31613d2d8ae72d4adf4b8d09d94a72e4d433ebfa8c2435173f4e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d70b6f3be31613d2d8ae72d4adf4b8d09d94a72e4d433ebfa8c2435173f4e80", kill_on_drop: false }`
[INFO] [stdout] 1d70b6f3be31613d2d8ae72d4adf4b8d09d94a72e4d433ebfa8c2435173f4e80
