[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] 95597050c9c8f3e8894e8d26b16ef67182577210
[INFO] checking out-of-cheese-error/rust-hypothesis against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fout-of-cheese-error%2Frust-hypothesis" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/out-of-cheese-error/rust-hypothesis on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", 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-6/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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a859cd8958d391c0fd153b14be976276373b8a9dcbc5e29bd845f84675c8317
[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" "6a859cd8958d391c0fd153b14be976276373b8a9dcbc5e29bd845f84675c8317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a859cd8958d391c0fd153b14be976276373b8a9dcbc5e29bd845f84675c8317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a859cd8958d391c0fd153b14be976276373b8a9dcbc5e29bd845f84675c8317", kill_on_drop: false }`
[INFO] [stdout] 6a859cd8958d391c0fd153b14be976276373b8a9dcbc5e29bd845f84675c8317
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 183f3e2569e6496b7bc003672a9f889aec866cba86e6af5d30cf1ddbf933cb21
[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" "183f3e2569e6496b7bc003672a9f889aec866cba86e6af5d30cf1ddbf933cb21", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-core v0.3.7
[INFO] [stderr]     Checking futures-sink v0.3.7
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking futures-io v0.3.7
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling eyre v0.6.2
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking indenter v0.3.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking owo-colors v1.1.3
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking tracing-core v0.1.11
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking futures-channel v0.3.7
[INFO] [stderr]     Checking futures-task v0.3.7
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking tracing-subscriber v0.2.8
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking tracing v0.1.17
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking color-spantrace v0.1.4
[INFO] [stderr]     Checking color-eyre v0.5.7
[INFO] [stderr]     Checking pin-project v1.0.1
[INFO] [stderr]     Checking futures-util v0.3.7
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures-executor v0.3.7
[INFO] [stderr]     Checking futures v0.3.7
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking hypothesis v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 31s
[INFO] running `Command { std: "docker" "inspect" "183f3e2569e6496b7bc003672a9f889aec866cba86e6af5d30cf1ddbf933cb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "183f3e2569e6496b7bc003672a9f889aec866cba86e6af5d30cf1ddbf933cb21", kill_on_drop: false }`
[INFO] [stdout] 183f3e2569e6496b7bc003672a9f889aec866cba86e6af5d30cf1ddbf933cb21