[INFO] fetching crate tt-call 1.0.7...
[INFO] checking tt-call-1.0.7 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate tt-call 1.0.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tt-call 1.0.7 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 tt-call 1.0.7
[INFO] finished tweaking crates.io crate tt-call 1.0.7
[INFO] tweaked toml for crates.io crate tt-call 1.0.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate tt-call 1.0.7 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 glob v0.3.0
[INFO] [stderr]   Downloaded ryu v1.0.5
[INFO] [stderr]   Downloaded rustversion v1.0.3
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[INFO] [stderr]   Downloaded serde_derive v1.0.112
[INFO] [stderr]   Downloaded proc-macro2 v1.0.18
[INFO] [stderr]   Downloaded syn v1.0.31
[INFO] [stderr]   Downloaded serde_json v1.0.55
[INFO] [stderr]   Downloaded itoa v0.4.6
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded serde v1.0.112
[INFO] [stderr]   Downloaded trybuild v1.0.30
[INFO] [stderr]   Downloaded toml v0.5.6
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded quote v1.0.7
[INFO] [stderr]   Downloaded dissimilar v1.0.2
[INFO] [stderr]   Downloaded termcolor v1.1.0
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 6fc8e479b5ca680cfe648bd18ef7f90e288a9d15507b4a04e56668821e6c8403
[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" "6fc8e479b5ca680cfe648bd18ef7f90e288a9d15507b4a04e56668821e6c8403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fc8e479b5ca680cfe648bd18ef7f90e288a9d15507b4a04e56668821e6c8403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fc8e479b5ca680cfe648bd18ef7f90e288a9d15507b4a04e56668821e6c8403", kill_on_drop: false }`
[INFO] [stdout] 6fc8e479b5ca680cfe648bd18ef7f90e288a9d15507b4a04e56668821e6c8403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 686e5dd3d2812337b8fd121821e72cd30fe58d75af27b92a203d507652546f43
[INFO] running `Command { std: "docker" "start" "-a" "686e5dd3d2812337b8fd121821e72cd30fe58d75af27b92a203d507652546f43", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]     Checking dissimilar v1.0.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking tt-call v1.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking trybuild v1.0.30
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.49s
[INFO] running `Command { std: "docker" "inspect" "686e5dd3d2812337b8fd121821e72cd30fe58d75af27b92a203d507652546f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686e5dd3d2812337b8fd121821e72cd30fe58d75af27b92a203d507652546f43", kill_on_drop: false }`
[INFO] [stdout] 686e5dd3d2812337b8fd121821e72cd30fe58d75af27b92a203d507652546f43