[INFO] fetching crate eyre 0.6.3...
[INFO] checking eyre-0.6.3 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate eyre 0.6.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate eyre 0.6.3 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eyre 0.6.3
[INFO] finished tweaking crates.io crate eyre 0.6.3
[INFO] tweaked toml for crates.io crate eyre 0.6.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate eyre 0.6.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.28
[INFO] [stderr]   Downloaded trybuild v1.0.27
[INFO] [stderr]   Downloaded dissimilar v1.0.1
[INFO] [stderr]   Downloaded indenter v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", 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] 8b687698538733000384b93d3fd7d8492aaed8664c1c41837d965f2a08c988e9
[INFO] running `Command { std: "docker" "start" "-a" "8b687698538733000384b93d3fd7d8492aaed8664c1c41837d965f2a08c988e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b687698538733000384b93d3fd7d8492aaed8664c1c41837d965f2a08c988e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b687698538733000384b93d3fd7d8492aaed8664c1c41837d965f2a08c988e9", kill_on_drop: false }`
[INFO] [stdout] 8b687698538733000384b93d3fd7d8492aaed8664c1c41837d965f2a08c988e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] f592060003347022573e673b3ad3c114b7ec59b04be8cb85969e6a8e4f1ab510
[INFO] running `Command { std: "docker" "start" "-a" "f592060003347022573e673b3ad3c114b7ec59b04be8cb85969e6a8e4f1ab510", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.28
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling eyre v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking dissimilar v1.0.1
[INFO] [stderr]     Checking indenter v0.3.0
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling quote v1.0.6
[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_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 00s
[INFO] running `Command { std: "docker" "inspect" "f592060003347022573e673b3ad3c114b7ec59b04be8cb85969e6a8e4f1ab510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f592060003347022573e673b3ad3c114b7ec59b04be8cb85969e6a8e4f1ab510", kill_on_drop: false }`
[INFO] [stdout] f592060003347022573e673b3ad3c114b7ec59b04be8cb85969e6a8e4f1ab510