[INFO] fetching crate dyn-logger 0.2.7...
[INFO] checking dyn-logger-0.2.7 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate dyn-logger 0.2.7 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate dyn-logger 0.2.7 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dyn-logger 0.2.7
[INFO] finished tweaking crates.io crate dyn-logger 0.2.7
[INFO] tweaked toml for crates.io crate dyn-logger 0.2.7 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 56 packages to latest compatible versions
[INFO] [stderr]       Adding matchers v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (available: v0.50.1)
[INFO] [stderr]       Adding regex-automata v0.1.10 (available: v0.4.7)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (available: v0.8.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d21908d3a493a21977d4ae6a10817685be303971b6db7393df1c3e99b4cc8cd
[INFO] running `Command { std: "docker" "start" "-a" "9d21908d3a493a21977d4ae6a10817685be303971b6db7393df1c3e99b4cc8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d21908d3a493a21977d4ae6a10817685be303971b6db7393df1c3e99b4cc8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d21908d3a493a21977d4ae6a10817685be303971b6db7393df1c3e99b4cc8cd", kill_on_drop: false }`
[INFO] [stdout] 9d21908d3a493a21977d4ae6a10817685be303971b6db7393df1c3e99b4cc8cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d60e2b4c29b3a6761a5d7a3231f19577c568f8a1ebfceb6030f865c639b6cb2c
[INFO] running `Command { std: "docker" "start" "-a" "d60e2b4c29b3a6761a5d7a3231f19577c568f8a1ebfceb6030f865c639b6cb2c", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking winnow v0.6.20
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking tracing-appender v0.2.3
[INFO] [stderr]     Checking dyn-logger v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.89s
[INFO] running `Command { std: "docker" "inspect" "d60e2b4c29b3a6761a5d7a3231f19577c568f8a1ebfceb6030f865c639b6cb2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d60e2b4c29b3a6761a5d7a3231f19577c568f8a1ebfceb6030f865c639b6cb2c", kill_on_drop: false }`
[INFO] [stdout] d60e2b4c29b3a6761a5d7a3231f19577c568f8a1ebfceb6030f865c639b6cb2c