[INFO] fetching crate blobstore 0.1.1...
[INFO] checking blobstore-0.1.1 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate blobstore 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate blobstore 0.1.1 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blobstore 0.1.1
[INFO] finished tweaking crates.io crate blobstore 0.1.1
[INFO] tweaked toml for crates.io crate blobstore 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9184389fb241cc4603bc74a43ed6b61c2d161740d3df0b78750432daff946d43
[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" "9184389fb241cc4603bc74a43ed6b61c2d161740d3df0b78750432daff946d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9184389fb241cc4603bc74a43ed6b61c2d161740d3df0b78750432daff946d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9184389fb241cc4603bc74a43ed6b61c2d161740d3df0b78750432daff946d43", kill_on_drop: false }`
[INFO] [stdout] 9184389fb241cc4603bc74a43ed6b61c2d161740d3df0b78750432daff946d43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71510c474b4ae3850a5b6d6ea314f5bec542e3747da12198725e61933179c9b6
[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" "71510c474b4ae3850a5b6d6ea314f5bec542e3747da12198725e61933179c9b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking blobstore v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/hash.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     reader: &'a mut Read,
[INFO] [stdout]   |                     ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash.rs:12:32
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(reader: &'a mut Read) -> HashedReader<'a> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:13:30
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn put(&self, item: &mut Read) -> Result<String, Error>;
[INFO] [stdout]    |                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn put(&self, source: &mut Read) -> Result<String, Error> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/hash.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     reader: &'a mut Read,
[INFO] [stdout]   |                     ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash.rs:12:32
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(reader: &'a mut Read) -> HashedReader<'a> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:13:30
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn put(&self, item: &mut Read) -> Result<String, Error>;
[INFO] [stdout]    |                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn put(&self, source: &mut Read) -> Result<String, Error> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.01s
[INFO] running `Command { std: "docker" "inspect" "71510c474b4ae3850a5b6d6ea314f5bec542e3747da12198725e61933179c9b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71510c474b4ae3850a5b6d6ea314f5bec542e3747da12198725e61933179c9b6", kill_on_drop: false }`
[INFO] [stdout] 71510c474b4ae3850a5b6d6ea314f5bec542e3747da12198725e61933179c9b6