[INFO] fetching crate tt-call 1.0.7...
[INFO] checking tt-call-1.0.7 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate tt-call 1.0.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tt-call 1.0.7 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-4/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--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-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3534fafde36b99e5bbace49bb35ed96b3e435525aca9c2741bb21f8a4eba611a
[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" "3534fafde36b99e5bbace49bb35ed96b3e435525aca9c2741bb21f8a4eba611a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3534fafde36b99e5bbace49bb35ed96b3e435525aca9c2741bb21f8a4eba611a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3534fafde36b99e5bbace49bb35ed96b3e435525aca9c2741bb21f8a4eba611a", kill_on_drop: false }`
[INFO] [stdout] 3534fafde36b99e5bbace49bb35ed96b3e435525aca9c2741bb21f8a4eba611a
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddddbb6c754a6aa6dca7b6eb637f6dae9f313dcc5f8da1056494851cc912b6b1
[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" "ddddbb6c754a6aa6dca7b6eb637f6dae9f313dcc5f8da1056494851cc912b6b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking tt-call v1.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]     Checking serde v1.0.112
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking trybuild v1.0.30
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.57s
[INFO] running `Command { std: "docker" "inspect" "ddddbb6c754a6aa6dca7b6eb637f6dae9f313dcc5f8da1056494851cc912b6b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddddbb6c754a6aa6dca7b6eb637f6dae9f313dcc5f8da1056494851cc912b6b1", kill_on_drop: false }`
[INFO] [stdout] ddddbb6c754a6aa6dca7b6eb637f6dae9f313dcc5f8da1056494851cc912b6b1