[INFO] fetching crate rapid-xml 0.2.3...
[INFO] checking rapid-xml-0.2.3 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate rapid-xml 0.2.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rapid-xml 0.2.3 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rapid-xml 0.2.3
[INFO] finished tweaking crates.io crate rapid-xml 0.2.3
[INFO] tweaked toml for crates.io crate rapid-xml 0.2.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate rapid-xml 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tuple_utils v0.3.0
[INFO] [stderr]   Downloaded multiversion v0.6.1
[INFO] [stderr]   Downloaded inlinable_string v0.1.12
[INFO] [stderr]   Downloaded multiversion-macros v0.6.1
[INFO] [stderr]   Downloaded syn v1.0.48
[INFO] [stderr]   Downloaded btoi v0.4.2
[INFO] [stderr]   Downloaded paste v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68143767dfe554ab724e9d18e14db68d856fbf5237080e32edea569b45dd7907
[INFO] running `Command { std: "docker" "start" "-a" "68143767dfe554ab724e9d18e14db68d856fbf5237080e32edea569b45dd7907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68143767dfe554ab724e9d18e14db68d856fbf5237080e32edea569b45dd7907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68143767dfe554ab724e9d18e14db68d856fbf5237080e32edea569b45dd7907", kill_on_drop: false }`
[INFO] [stdout] 68143767dfe554ab724e9d18e14db68d856fbf5237080e32edea569b45dd7907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01d3f1cbcfb1014d15f456afade26763eef438fe5edac8796fb6869ebb96698a
[INFO] running `Command { std: "docker" "start" "-a" "01d3f1cbcfb1014d15f456afade26763eef438fe5edac8796fb6869ebb96698a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking inlinable_string v0.1.12
[INFO] [stderr]    Compiling paste v1.0.3
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking btoi v0.4.2
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]     Checking multiversion v0.6.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking rapid-xml v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.11s
[INFO] running `Command { std: "docker" "inspect" "01d3f1cbcfb1014d15f456afade26763eef438fe5edac8796fb6869ebb96698a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d3f1cbcfb1014d15f456afade26763eef438fe5edac8796fb6869ebb96698a", kill_on_drop: false }`
[INFO] [stdout] 01d3f1cbcfb1014d15f456afade26763eef438fe5edac8796fb6869ebb96698a