[INFO] fetching crate propositional-tableau-solver-rs 0.1.0...
[INFO] checking propositional-tableau-solver-rs-0.1.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate propositional-tableau-solver-rs 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate propositional-tableau-solver-rs 0.1.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate propositional-tableau-solver-rs 0.1.0
[INFO] finished tweaking crates.io crate propositional-tableau-solver-rs 0.1.0
[INFO] tweaked toml for crates.io crate propositional-tableau-solver-rs 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate propositional-tableau-solver-rs 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert2 v0.2.0
[INFO] [stderr]   Downloaded assert2-macros v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e79ab9297a1d22bb941ae1198156f6843cb745795bcda5966445ca00b52cea4
[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" "3e79ab9297a1d22bb941ae1198156f6843cb745795bcda5966445ca00b52cea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e79ab9297a1d22bb941ae1198156f6843cb745795bcda5966445ca00b52cea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e79ab9297a1d22bb941ae1198156f6843cb745795bcda5966445ca00b52cea4", kill_on_drop: false }`
[INFO] [stdout] 3e79ab9297a1d22bb941ae1198156f6843cb745795bcda5966445ca00b52cea4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] d8e19eaf32db32bb02fd2b903bd5aac0869c4525eeb897ab2ca1d42aa42e629d
[INFO] running `Command { std: "docker" "start" "-a" "d8e19eaf32db32bb02fd2b903bd5aac0869c4525eeb897ab2ca1d42aa42e629d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]     Checking paw-raw v1.0.0
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling assert2-macros v0.2.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking nom_locate v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling paw-attributes v1.0.2
[INFO] [stderr]     Checking assert2 v0.2.0
[INFO] [stderr]     Checking paw v1.0.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking propositional-tableau-solver-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.08s
[INFO] running `Command { std: "docker" "inspect" "d8e19eaf32db32bb02fd2b903bd5aac0869c4525eeb897ab2ca1d42aa42e629d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e19eaf32db32bb02fd2b903bd5aac0869c4525eeb897ab2ca1d42aa42e629d", kill_on_drop: false }`
[INFO] [stdout] d8e19eaf32db32bb02fd2b903bd5aac0869c4525eeb897ab2ca1d42aa42e629d