[INFO] cloning repository https://github.com/out-of-cheese-error/rust-hypothesis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/out-of-cheese-error/rust-hypothesis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fout-of-cheese-error%2Frust-hypothesis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fout-of-cheese-error%2Frust-hypothesis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35bcd0de27f672eb8f86dab9d3a50db488a0c85b
[INFO] checking out-of-cheese-error/rust-hypothesis against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fout-of-cheese-error%2Frust-hypothesis" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/out-of-cheese-error/rust-hypothesis on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/out-of-cheese-error/rust-hypothesis
[INFO] finished tweaking git repo https://github.com/out-of-cheese-error/rust-hypothesis
[INFO] tweaked toml for git repo https://github.com/out-of-cheese-error/rust-hypothesis written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/out-of-cheese-error/rust-hypothesis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 107e42095fa8a29c3fadc51b1f6d45beeeebf9f6948e1fbee6d75a52d137f430
[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" "107e42095fa8a29c3fadc51b1f6d45beeeebf9f6948e1fbee6d75a52d137f430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "107e42095fa8a29c3fadc51b1f6d45beeeebf9f6948e1fbee6d75a52d137f430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107e42095fa8a29c3fadc51b1f6d45beeeebf9f6948e1fbee6d75a52d137f430", kill_on_drop: false }`
[INFO] [stdout] 107e42095fa8a29c3fadc51b1f6d45beeeebf9f6948e1fbee6d75a52d137f430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e6530e5bbbfcd0f52e235e4270749835b7093b33c2f3938e1a29ae91e916a89
[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" "9e6530e5bbbfcd0f52e235e4270749835b7093b33c2f3938e1a29ae91e916a89", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling libc v0.2.73
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[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]    Compiling serde_derive v1.0.119
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[INFO] [stderr]     Checking unicode-bidi v0.3.4
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[INFO] [stderr]    Compiling tokio v1.0.2
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[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling indexmap v1.5.0
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
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[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking webpki v0.21.3
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[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]     Checking predicates v1.0.6
[INFO] [stderr]     Checking assert_cmd v1.0.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking tracing v0.1.17
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking color-spantrace v0.1.6
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking thiserror v1.0.23
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[INFO] [stderr]     Checking pin-project v1.0.1
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking tokio-stream v0.1.2
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking tokio-util v0.6.1
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking h2 v0.3.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hyper v0.14.2
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking reqwest v0.11.0
[INFO] [stderr]     Checking hypothesis v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "9e6530e5bbbfcd0f52e235e4270749835b7093b33c2f3938e1a29ae91e916a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e6530e5bbbfcd0f52e235e4270749835b7093b33c2f3938e1a29ae91e916a89", kill_on_drop: false }`
[INFO] [stdout] 9e6530e5bbbfcd0f52e235e4270749835b7093b33c2f3938e1a29ae91e916a89