[INFO] fetching crate transpose 0.2.0...
[INFO] testing transpose-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate transpose 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate transpose 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate transpose 0.2.0
[INFO] finished tweaking crates.io crate transpose 0.2.0
[INFO] tweaked toml for crates.io crate transpose 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] b518a864633d92ad83c2745e302682943f5c5c05256e7be9aa40d9378a12125c
[INFO] running `Command { std: "docker" "start" "-a" "b518a864633d92ad83c2745e302682943f5c5c05256e7be9aa40d9378a12125c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b518a864633d92ad83c2745e302682943f5c5c05256e7be9aa40d9378a12125c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b518a864633d92ad83c2745e302682943f5c5c05256e7be9aa40d9378a12125c", kill_on_drop: false }`
[INFO] [stdout] b518a864633d92ad83c2745e302682943f5c5c05256e7be9aa40d9378a12125c
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 2deaf144d7ac0b8d5915728403fa0dba594967011432f0f4012c2344bfdc3b0f
[INFO] running `Command { std: "docker" "start" "-a" "2deaf144d7ac0b8d5915728403fa0dba594967011432f0f4012c2344bfdc3b0f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling transpose v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "2deaf144d7ac0b8d5915728403fa0dba594967011432f0f4012c2344bfdc3b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2deaf144d7ac0b8d5915728403fa0dba594967011432f0f4012c2344bfdc3b0f", kill_on_drop: false }`
[INFO] [stdout] 2deaf144d7ac0b8d5915728403fa0dba594967011432f0f4012c2344bfdc3b0f
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52cef5195f468c0690e2c8fcb0704faa21bb95eb4b6b415db07009877817a7b0
[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" "52cef5195f468c0690e2c8fcb0704faa21bb95eb4b6b415db07009877817a7b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling transpose v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "52cef5195f468c0690e2c8fcb0704faa21bb95eb4b6b415db07009877817a7b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cef5195f468c0690e2c8fcb0704faa21bb95eb4b6b415db07009877817a7b0", kill_on_drop: false }`
[INFO] [stdout] 52cef5195f468c0690e2c8fcb0704faa21bb95eb4b6b415db07009877817a7b0
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d633059722c4dc935b1cf857d1e86db50b1a668bbecf0df2a92213966899dbbc
[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" "d633059722c4dc935b1cf857d1e86db50b1a668bbecf0df2a92213966899dbbc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/transpose-abb7d34ff398da8a
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_transpose-fcf87b69a2509a35
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_transpose_inplace ... ok
[INFO] [stdout] test test_out_of_place_transpose ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests transpose
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/out_of_place.rs - out_of_place::transpose (line 24) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/in_place.rs - in_place::transpose_inplace (line 43) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d633059722c4dc935b1cf857d1e86db50b1a668bbecf0df2a92213966899dbbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d633059722c4dc935b1cf857d1e86db50b1a668bbecf0df2a92213966899dbbc", kill_on_drop: false }`
[INFO] [stdout] d633059722c4dc935b1cf857d1e86db50b1a668bbecf0df2a92213966899dbbc