[INFO] fetching crate lambda_calc 2.2.2...
[INFO] building lambda_calc-2.2.2 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate lambda_calc 2.2.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate lambda_calc 2.2.2 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lambda_calc 2.2.2
[INFO] finished tweaking crates.io crate lambda_calc 2.2.2
[INFO] tweaked toml for crates.io crate lambda_calc 2.2.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate lambda_calc 2.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arc-swap v0.4.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.4
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded constant_time_eq v0.1.3
[INFO] [stderr]   Downloaded rustyline v5.0.0
[INFO] [stderr]   Downloaded dirs-sys v0.3.3
[INFO] [stderr]   Downloaded dirs v2.0.1
[INFO] [stderr]   Downloaded rustyline-derive v0.2.0
[INFO] [stderr]   Downloaded log v0.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5e68159838cd61a6afb181ef477062bdb00dd7343b8442d6910fe76c708136b
[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" "c5e68159838cd61a6afb181ef477062bdb00dd7343b8442d6910fe76c708136b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5e68159838cd61a6afb181ef477062bdb00dd7343b8442d6910fe76c708136b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e68159838cd61a6afb181ef477062bdb00dd7343b8442d6910fe76c708136b", kill_on_drop: false }`
[INFO] [stdout] c5e68159838cd61a6afb181ef477062bdb00dd7343b8442d6910fe76c708136b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 334db608c5ffc8c46ba5f8062b592b4fdb2f1d611cc3c95f1c6224b8a7147120
[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" "334db608c5ffc8c46ba5f8062b592b4fdb2f1d611cc3c95f1c6224b8a7147120", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling arc-swap v0.4.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling dirs-sys v0.3.3
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling dirs v2.0.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling signal-hook v0.1.13
[INFO] [stderr]    Compiling rustyline v5.0.0
[INFO] [stderr]    Compiling rustyline-derive v0.2.0
[INFO] [stderr]    Compiling lambda_calc v2.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.48s
[INFO] running `Command { std: "docker" "inspect" "334db608c5ffc8c46ba5f8062b592b4fdb2f1d611cc3c95f1c6224b8a7147120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334db608c5ffc8c46ba5f8062b592b4fdb2f1d611cc3c95f1c6224b8a7147120", kill_on_drop: false }`
[INFO] [stdout] 334db608c5ffc8c46ba5f8062b592b4fdb2f1d611cc3c95f1c6224b8a7147120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a1dcd4f6d40e57291ad82699bd358bada78507894676efab24e3cb4270d29cb
[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" "3a1dcd4f6d40e57291ad82699bd358bada78507894676efab24e3cb4270d29cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling lambda_calc v2.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "3a1dcd4f6d40e57291ad82699bd358bada78507894676efab24e3cb4270d29cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1dcd4f6d40e57291ad82699bd358bada78507894676efab24e3cb4270d29cb", kill_on_drop: false }`
[INFO] [stdout] 3a1dcd4f6d40e57291ad82699bd358bada78507894676efab24e3cb4270d29cb
