[INFO] fetching crate comprehension 0.2.0...
[INFO] testing comprehension-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate comprehension 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate comprehension 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate comprehension 0.2.0
[INFO] finished tweaking crates.io crate comprehension 0.2.0
[INFO] tweaked toml for crates.io crate comprehension 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", 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] b654dc3c330d7cb25cdee0083ac6750482b5b2a11e633b4caf4f30bdd92b7cf2
[INFO] running `Command { std: "docker" "start" "-a" "b654dc3c330d7cb25cdee0083ac6750482b5b2a11e633b4caf4f30bdd92b7cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b654dc3c330d7cb25cdee0083ac6750482b5b2a11e633b4caf4f30bdd92b7cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b654dc3c330d7cb25cdee0083ac6750482b5b2a11e633b4caf4f30bdd92b7cf2", kill_on_drop: false }`
[INFO] [stdout] b654dc3c330d7cb25cdee0083ac6750482b5b2a11e633b4caf4f30bdd92b7cf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55abcc1f79e15fde8ef350c0715ac03afb77b2ce64317792905928988dd2a584
[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" "55abcc1f79e15fde8ef350c0715ac03afb77b2ce64317792905928988dd2a584", kill_on_drop: false }`
[INFO] [stderr]    Compiling comprehension v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "55abcc1f79e15fde8ef350c0715ac03afb77b2ce64317792905928988dd2a584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55abcc1f79e15fde8ef350c0715ac03afb77b2ce64317792905928988dd2a584", kill_on_drop: false }`
[INFO] [stdout] 55abcc1f79e15fde8ef350c0715ac03afb77b2ce64317792905928988dd2a584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b9abc9e3620c34c1ecd69d49179c21c61e5d837bb813ffa52cb11f7eb2cc644
[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" "8b9abc9e3620c34c1ecd69d49179c21c61e5d837bb813ffa52cb11f7eb2cc644", kill_on_drop: false }`
[INFO] [stderr]    Compiling comprehension v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "8b9abc9e3620c34c1ecd69d49179c21c61e5d837bb813ffa52cb11f7eb2cc644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b9abc9e3620c34c1ecd69d49179c21c61e5d837bb813ffa52cb11f7eb2cc644", kill_on_drop: false }`
[INFO] [stdout] 8b9abc9e3620c34c1ecd69d49179c21c61e5d837bb813ffa52cb11f7eb2cc644
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2f81863672e70b046ee17248ca8e23f717ca0e52fe94f343bcb4235fc8856b2
[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" "a2f81863672e70b046ee17248ca8e23f717ca0e52fe94f343bcb4235fc8856b2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/comprehension-1ebd5280b790be27)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-413a5d5b002d62de)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests comprehension
[INFO] [stdout] test test_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - iter (line 45) ... ok
[INFO] [stdout] test src/lib.rs - sum (line 174) ... ok
[INFO] [stdout] test src/lib.rs - iter (line 24) ... ok
[INFO] [stdout] test src/lib.rs - product (line 202) ... ok
[INFO] [stdout] test src/lib.rs - iter (line 16) ... ok
[INFO] [stdout] test src/lib.rs - iter (line 53) ... ok
[INFO] [stdout] test src/lib.rs - iter (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a2f81863672e70b046ee17248ca8e23f717ca0e52fe94f343bcb4235fc8856b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2f81863672e70b046ee17248ca8e23f717ca0e52fe94f343bcb4235fc8856b2", kill_on_drop: false }`
[INFO] [stdout] a2f81863672e70b046ee17248ca8e23f717ca0e52fe94f343bcb4235fc8856b2