[INFO] fetching crate i54_ 0.1.0...
[INFO] checking i54_-0.1.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate i54_ 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate i54_ 0.1.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i54_ 0.1.0
[INFO] finished tweaking crates.io crate i54_ 0.1.0
[INFO] tweaked toml for crates.io crate i54_ 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--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 unreachable v1.0.0
[INFO] [stderr]   Downloaded derive_utils v0.11.2
[INFO] [stderr]   Downloaded juniper_codegen v0.15.3
[INFO] [stderr]   Downloaded ascii v0.9.3
[INFO] [stderr]   Downloaded graphql-parser v0.3.0
[INFO] [stderr]   Downloaded hashlink v0.6.0
[INFO] [stderr]   Downloaded juniper v0.15.3
[INFO] [stderr]   Downloaded futures-enum v0.1.17
[INFO] [stderr]   Downloaded bson v1.1.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.20.1
[INFO] [stderr]   Downloaded ux_serde v0.2.0
[INFO] [stderr]   Downloaded combine v3.8.1
[INFO] [stderr]   Downloaded rusqlite v0.24.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43ea13a5ebd9fe8f4245f56aeba6e02773d723a41f0545e71ddf9b1c7c117f09
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "43ea13a5ebd9fe8f4245f56aeba6e02773d723a41f0545e71ddf9b1c7c117f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43ea13a5ebd9fe8f4245f56aeba6e02773d723a41f0545e71ddf9b1c7c117f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43ea13a5ebd9fe8f4245f56aeba6e02773d723a41f0545e71ddf9b1c7c117f09", kill_on_drop: false }`
[INFO] [stdout] 43ea13a5ebd9fe8f4245f56aeba6e02773d723a41f0545e71ddf9b1c7c117f09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d4996e1bc84c06adb002fdfdea8b3f4e200aed71c6aa5b9e4950f7ef7d3cad83
[INFO] running `Command { std: "docker" "start" "-a" "d4996e1bc84c06adb002fdfdea8b3f4e200aed71c6aa5b9e4950f7ef7d3cad83", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking ux_serde v0.2.0
[INFO] [stderr]     Checking i54_ v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.56s
[INFO] running `Command { std: "docker" "inspect" "d4996e1bc84c06adb002fdfdea8b3f4e200aed71c6aa5b9e4950f7ef7d3cad83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4996e1bc84c06adb002fdfdea8b3f4e200aed71c6aa5b9e4950f7ef7d3cad83", kill_on_drop: false }`
[INFO] [stdout] d4996e1bc84c06adb002fdfdea8b3f4e200aed71c6aa5b9e4950f7ef7d3cad83