[INFO] cloning repository https://github.com/samwho/rust-pram
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samwho/rust-pram" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Frust-pram", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Frust-pram'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d09a1539d07be7a1e16bc2215697334a7095f854
[INFO] testing samwho/rust-pram against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Frust-pram" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samwho/rust-pram 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 git repo https://github.com/samwho/rust-pram
[INFO] finished tweaking git repo https://github.com/samwho/rust-pram
[INFO] tweaked toml for git repo https://github.com/samwho/rust-pram written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/samwho/rust-pram already has a lockfile, it will not be regenerated
[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-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" "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] [stdout] 174bf1eba53b6d1976b809144631bddeddd12798c615136e2df99d45a50bdf16
[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" "174bf1eba53b6d1976b809144631bddeddd12798c615136e2df99d45a50bdf16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "174bf1eba53b6d1976b809144631bddeddd12798c615136e2df99d45a50bdf16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "174bf1eba53b6d1976b809144631bddeddd12798c615136e2df99d45a50bdf16", kill_on_drop: false }`
[INFO] [stdout] 174bf1eba53b6d1976b809144631bddeddd12798c615136e2df99d45a50bdf16
[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" "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] [stdout] 7e621596a9300fd7d5ff5eb19e882948c0833c0f970f9b0afc83a6087e638d7e
[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" "7e621596a9300fd7d5ff5eb19e882948c0833c0f970f9b0afc83a6087e638d7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.37
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling dashmap v3.11.10
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling lasso v0.3.1
[INFO] [stderr]    Compiling string-interner v0.12.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]    Compiling structopt v0.3.15
[INFO] [stderr]    Compiling proc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]   --> src/main.rs:64:18
[INFO] [stdout]    |
[INFO] [stdout] 64 |             for (map, pages) in maps {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "7e621596a9300fd7d5ff5eb19e882948c0833c0f970f9b0afc83a6087e638d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e621596a9300fd7d5ff5eb19e882948c0833c0f970f9b0afc83a6087e638d7e", kill_on_drop: false }`
[INFO] [stdout] 7e621596a9300fd7d5ff5eb19e882948c0833c0f970f9b0afc83a6087e638d7e
[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" "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] 789b0573e362028fa716ed43bf58fe1219b227bfd3e1a1988921b8c5fb3f0153
[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" "789b0573e362028fa716ed43bf58fe1219b227bfd3e1a1988921b8c5fb3f0153", kill_on_drop: false }`
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling proc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]   --> src/main.rs:64:18
[INFO] [stdout]    |
[INFO] [stdout] 64 |             for (map, pages) in maps {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "789b0573e362028fa716ed43bf58fe1219b227bfd3e1a1988921b8c5fb3f0153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789b0573e362028fa716ed43bf58fe1219b227bfd3e1a1988921b8c5fb3f0153", kill_on_drop: false }`
[INFO] [stdout] 789b0573e362028fa716ed43bf58fe1219b227bfd3e1a1988921b8c5fb3f0153
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8db965a6a2134254d25eb23745db7f6d847ee81944f352f00834e918203c176
[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" "e8db965a6a2134254d25eb23745db7f6d847ee81944f352f00834e918203c176", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `map`
[INFO] [stderr]   --> src/main.rs:64:18
[INFO] [stderr]    |
[INFO] [stderr] 64 |             for (map, pages) in maps {
[INFO] [stderr]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/proc-a6c863cec74f850f
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test proc::pagemap::tests::test_zero ... ok
[INFO] [stdout] test proc::pagemap::tests::test_one ... ok
[INFO] [stdout] test proc::maps::tests::test_page_offsets ... ok
[INFO] [stdout] test proc::maps::tests::test_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e8db965a6a2134254d25eb23745db7f6d847ee81944f352f00834e918203c176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8db965a6a2134254d25eb23745db7f6d847ee81944f352f00834e918203c176", kill_on_drop: false }`
[INFO] [stdout] e8db965a6a2134254d25eb23745db7f6d847ee81944f352f00834e918203c176