[INFO] fetching crate memrange 0.1.3...
[INFO] testing memrange-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate memrange 0.1.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate memrange 0.1.3 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 memrange 0.1.3
[INFO] finished tweaking crates.io crate memrange 0.1.3
[INFO] tweaked toml for crates.io crate memrange 0.1.3 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 0a1c73540ac4e3cd3f793d0627b865bd815d6a5ef998db27f9a4d50c6bc0fe14
[INFO] running `Command { std: "docker" "start" "-a" "0a1c73540ac4e3cd3f793d0627b865bd815d6a5ef998db27f9a4d50c6bc0fe14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a1c73540ac4e3cd3f793d0627b865bd815d6a5ef998db27f9a4d50c6bc0fe14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a1c73540ac4e3cd3f793d0627b865bd815d6a5ef998db27f9a4d50c6bc0fe14", kill_on_drop: false }`
[INFO] [stdout] 0a1c73540ac4e3cd3f793d0627b865bd815d6a5ef998db27f9a4d50c6bc0fe14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 88f6f247bc23202591df425d63b31835df0c21f7a06d79853c6b850c5d852c44
[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" "88f6f247bc23202591df425d63b31835df0c21f7a06d79853c6b850c5d852c44", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling memrange v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:72:48
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn each_slice(&self, size: u64) -> Box<Iterator<Item=Range>>{
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Range>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 5.22s
[INFO] running `Command { std: "docker" "inspect" "88f6f247bc23202591df425d63b31835df0c21f7a06d79853c6b850c5d852c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f6f247bc23202591df425d63b31835df0c21f7a06d79853c6b850c5d852c44", kill_on_drop: false }`
[INFO] [stdout] 88f6f247bc23202591df425d63b31835df0c21f7a06d79853c6b850c5d852c44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] fd2c0d5b5e800f9dc351e9901c2902f81b12c5bb1c154d11e83862fa89d5bd95
[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" "fd2c0d5b5e800f9dc351e9901c2902f81b12c5bb1c154d11e83862fa89d5bd95", kill_on_drop: false }`
[INFO] [stderr]    Compiling memrange v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:72:48
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn each_slice(&self, size: u64) -> Box<Iterator<Item=Range>>{
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Range>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:72:48
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn each_slice(&self, size: u64) -> Box<Iterator<Item=Range>>{
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Range>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 0.86s
[INFO] running `Command { std: "docker" "inspect" "fd2c0d5b5e800f9dc351e9901c2902f81b12c5bb1c154d11e83862fa89d5bd95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2c0d5b5e800f9dc351e9901c2902f81b12c5bb1c154d11e83862fa89d5bd95", kill_on_drop: false }`
[INFO] [stdout] fd2c0d5b5e800f9dc351e9901c2902f81b12c5bb1c154d11e83862fa89d5bd95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] c9ee52e26ff6571517d6b28136501fb052697e0f0ad6ce51a757dfe2f89b8e04
[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" "c9ee52e26ff6571517d6b28136501fb052697e0f0ad6ce51a757dfe2f89b8e04", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:48
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn each_slice(&self, size: u64) -> Box<Iterator<Item=Range>>{
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Range>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:48
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn each_slice(&self, size: u64) -> Box<Iterator<Item=Range>>{
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Range>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/memrange-ec217cfe2a3435f9
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests memrange
[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 src/lib.rs - Range::intersection_cmp (line 80) ... ok
[INFO] [stdout] test src/lib.rs - Range::each_slice (line 68) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c9ee52e26ff6571517d6b28136501fb052697e0f0ad6ce51a757dfe2f89b8e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9ee52e26ff6571517d6b28136501fb052697e0f0ad6ce51a757dfe2f89b8e04", kill_on_drop: false }`
[INFO] [stdout] c9ee52e26ff6571517d6b28136501fb052697e0f0ad6ce51a757dfe2f89b8e04