[INFO] fetching crate assembly 0.7.0-beta.0...
[INFO] checking assembly-0.7.0-beta.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate assembly 0.7.0-beta.0 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate assembly 0.7.0-beta.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assembly 0.7.0-beta.0
[INFO] finished tweaking crates.io crate assembly 0.7.0-beta.0
[INFO] tweaked toml for crates.io crate assembly 0.7.0-beta.0 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assembly-maps v0.2.0
[INFO] [stderr]   Downloaded assembly-pack v0.2.0-beta.0
[INFO] [stderr]   Downloaded assembly-data v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1d16f1c282e8f9cfa4e95167229725b08cd94734998b24e03fbfcd6f543a946
[INFO] running `Command { std: "docker" "start" "-a" "a1d16f1c282e8f9cfa4e95167229725b08cd94734998b24e03fbfcd6f543a946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1d16f1c282e8f9cfa4e95167229725b08cd94734998b24e03fbfcd6f543a946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d16f1c282e8f9cfa4e95167229725b08cd94734998b24e03fbfcd6f543a946", kill_on_drop: false }`
[INFO] [stdout] a1d16f1c282e8f9cfa4e95167229725b08cd94734998b24e03fbfcd6f543a946
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe47b3356706adda0c0f89d5579d1f8c584905570313b195ad3f9bd3687a291f
[INFO] running `Command { std: "docker" "start" "-a" "fe47b3356706adda0c0f89d5579d1f8c584905570313b195ad3f9bd3687a291f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking hsieh-hash v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling displaydoc v0.1.7
[INFO] [stderr]    Compiling bytemuck_derive v1.0.1
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking assembly-core v0.2.1
[INFO] [stderr]     Checking assembly-data v0.2.1
[INFO] [stderr]     Checking assembly-pack v0.2.0-beta.0
[INFO] [stderr]     Checking assembly-maps v0.2.0
[INFO] [stderr]     Checking assembly v0.7.0-beta.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.86s
[INFO] running `Command { std: "docker" "inspect" "fe47b3356706adda0c0f89d5579d1f8c584905570313b195ad3f9bd3687a291f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe47b3356706adda0c0f89d5579d1f8c584905570313b195ad3f9bd3687a291f", kill_on_drop: false }`
[INFO] [stdout] fe47b3356706adda0c0f89d5579d1f8c584905570313b195ad3f9bd3687a291f