[INFO] fetching crate dynamodb-mutex 0.1.2...
[INFO] checking dynamodb-mutex-0.1.2 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate dynamodb-mutex 0.1.2 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate dynamodb-mutex 0.1.2 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dynamodb-mutex 0.1.2
[INFO] finished tweaking crates.io crate dynamodb-mutex 0.1.2
[INFO] tweaked toml for crates.io crate dynamodb-mutex 0.1.2 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6a792447de81cdce5c67dbdc35a8ce510abec2eb279acbb9826bfca562d9e86
[INFO] running `Command { std: "docker" "start" "-a" "f6a792447de81cdce5c67dbdc35a8ce510abec2eb279acbb9826bfca562d9e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6a792447de81cdce5c67dbdc35a8ce510abec2eb279acbb9826bfca562d9e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a792447de81cdce5c67dbdc35a8ce510abec2eb279acbb9826bfca562d9e86", kill_on_drop: false }`
[INFO] [stdout] f6a792447de81cdce5c67dbdc35a8ce510abec2eb279acbb9826bfca562d9e86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f9c5f06f79eddb1eb3f0bfc29589b85d854bdf1cfa6dc722d7b68ebd6b1f9f3
[INFO] running `Command { std: "docker" "start" "-a" "4f9c5f06f79eddb1eb3f0bfc29589b85d854bdf1cfa6dc722d7b68ebd6b1f9f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]    Compiling serde v1.0.128
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling tokio v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling rusoto_core v0.46.0
[INFO] [stderr]     Checking openssl v0.10.36
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking futures-channel v0.3.16
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.128
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking hyper v0.14.11
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking rusoto_credential v0.46.0
[INFO] [stderr]     Checking rusoto_signature v0.46.0
[INFO] [stderr]     Checking rusoto_dynamodb v0.46.0
[INFO] [stderr]     Checking dynamodb-mutex v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.17s
[INFO] running `Command { std: "docker" "inspect" "4f9c5f06f79eddb1eb3f0bfc29589b85d854bdf1cfa6dc722d7b68ebd6b1f9f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9c5f06f79eddb1eb3f0bfc29589b85d854bdf1cfa6dc722d7b68ebd6b1f9f3", kill_on_drop: false }`
[INFO] [stdout] 4f9c5f06f79eddb1eb3f0bfc29589b85d854bdf1cfa6dc722d7b68ebd6b1f9f3