[INFO] fetching crate eyre 0.6.1...
[INFO] checking eyre-0.6.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate eyre 0.6.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate eyre 0.6.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eyre 0.6.1
[INFO] finished tweaking crates.io crate eyre 0.6.1
[INFO] tweaked toml for crates.io crate eyre 0.6.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate eyre 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-internal v0.4.17
[INFO] [stderr]   Downloaded pin-project v0.4.17
[INFO] [stderr]   Downloaded thiserror v1.0.19
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded serde_derive v1.0.110
[INFO] [stderr]   Downloaded serde v1.0.110
[INFO] [stderr]   Downloaded dissimilar v1.0.1
[INFO] [stderr]   Downloaded ryu v1.0.4
[INFO] [stderr]   Downloaded addr2line v0.12.1
[INFO] [stderr]   Downloaded backtrace v0.3.48
[INFO] [stderr]   Downloaded indenter v0.3.0
[INFO] [stderr]   Downloaded serde_json v1.0.53
[INFO] [stderr]   Downloaded syn v1.0.28
[INFO] [stderr]   Downloaded trybuild v1.0.27
[INFO] [stderr]   Downloaded once_cell v1.4.0
[INFO] [stderr]   Downloaded rustversion v1.0.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.19
[INFO] [stderr]   Downloaded object v0.19.0
[INFO] [stderr]   Downloaded quote v1.0.6
[INFO] [stderr]   Downloaded gimli v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a9f4512c03d78f1a9a6c3cba872a994e085637dac120abfa86f20370e09bd71
[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" "7a9f4512c03d78f1a9a6c3cba872a994e085637dac120abfa86f20370e09bd71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a9f4512c03d78f1a9a6c3cba872a994e085637dac120abfa86f20370e09bd71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9f4512c03d78f1a9a6c3cba872a994e085637dac120abfa86f20370e09bd71", kill_on_drop: false }`
[INFO] [stdout] 7a9f4512c03d78f1a9a6c3cba872a994e085637dac120abfa86f20370e09bd71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49f228bacfba6d79104ef28cba6f3b82d6ecd663a90ea3a1489a6ae3323e9a7d
[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" "49f228bacfba6d79104ef28cba6f3b82d6ecd663a90ea3a1489a6ae3323e9a7d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.28
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling eyre v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking indenter v0.3.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking dissimilar v1.0.1
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking trybuild v1.0.27
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "49f228bacfba6d79104ef28cba6f3b82d6ecd663a90ea3a1489a6ae3323e9a7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f228bacfba6d79104ef28cba6f3b82d6ecd663a90ea3a1489a6ae3323e9a7d", kill_on_drop: false }`
[INFO] [stdout] 49f228bacfba6d79104ef28cba6f3b82d6ecd663a90ea3a1489a6ae3323e9a7d