[INFO] fetching crate tskit 0.1.1...
[INFO] checking tskit-0.1.1 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate tskit 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tskit 0.1.1 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tskit 0.1.1
[INFO] finished tweaking crates.io crate tskit 0.1.1
[INFO] tweaked toml for crates.io crate tskit 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate tskit 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56a7fe18a5bb440dd23285bd6b9d416108e7a341c3e06914281b63595de82e4f
[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" "56a7fe18a5bb440dd23285bd6b9d416108e7a341c3e06914281b63595de82e4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56a7fe18a5bb440dd23285bd6b9d416108e7a341c3e06914281b63595de82e4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a7fe18a5bb440dd23285bd6b9d416108e7a341c3e06914281b63595de82e4f", kill_on_drop: false }`
[INFO] [stdout] 56a7fe18a5bb440dd23285bd6b9d416108e7a341c3e06914281b63595de82e4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b98cf15bec63f017e63d8a468ff969b96ce51e48084eb96d63bb465ad6df0157
[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" "b98cf15bec63f017e63d8a468ff969b96ce51e48084eb96d63bb465ad6df0157", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling clang-sys v1.1.1
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling tskit v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bincode v1.3.2
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> examples/mutation.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / macro_rules! make_mutation_metadata_run {
[INFO] [stdout] 12 | |     () => {
[INFO] [stdout] 13 | |         pub fn run() {
[INFO] [stdout] 14 | |             let mut tables = TableCollection::new(1000.).unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     };
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "b98cf15bec63f017e63d8a468ff969b96ce51e48084eb96d63bb465ad6df0157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98cf15bec63f017e63d8a468ff969b96ce51e48084eb96d63bb465ad6df0157", kill_on_drop: false }`
[INFO] [stdout] b98cf15bec63f017e63d8a468ff969b96ce51e48084eb96d63bb465ad6df0157