[INFO] fetching crate depgraph 0.3.0...
[INFO] testing depgraph-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate depgraph 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate depgraph 0.3.0 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 depgraph 0.3.0
[INFO] finished tweaking crates.io crate depgraph 0.3.0
[INFO] tweaked toml for crates.io crate depgraph 0.3.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 4779f17af23a5d79232e52e53d4b6078d04b608d7777020eaed7d27c39f1f409
[INFO] running `Command { std: "docker" "start" "-a" "4779f17af23a5d79232e52e53d4b6078d04b608d7777020eaed7d27c39f1f409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4779f17af23a5d79232e52e53d4b6078d04b608d7777020eaed7d27c39f1f409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4779f17af23a5d79232e52e53d4b6078d04b608d7777020eaed7d27c39f1f409", kill_on_drop: false }`
[INFO] [stdout] 4779f17af23a5d79232e52e53d4b6078d04b608d7777020eaed7d27c39f1f409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 12d5981122f9491caef3407a0ac252e4798fb17c7b03e30b46de3a2cde1c0e7a
[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" "12d5981122f9491caef3407a0ac252e4798fb17c7b03e30b46de3a2cde1c0e7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling depgraph v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |     build_fn: Option<Box<Fn(&Path, &[&Path]) -> Result<(), String>>>,
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &[&Path]) -> Result<(), String>`
[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/lib.rs:87:44
[INFO] [stdout]    |
[INFO] [stdout] 87 |     edges: Vec<(PathBuf, Vec<PathBuf>, Box<Fn(&Path, &[&Path]) -> Result<(), String>>)>,
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &[&Path]) -> Result<(), String>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |         for mut edge in self.edges.iter_mut() {
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.98s
[INFO] running `Command { std: "docker" "inspect" "12d5981122f9491caef3407a0ac252e4798fb17c7b03e30b46de3a2cde1c0e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d5981122f9491caef3407a0ac252e4798fb17c7b03e30b46de3a2cde1c0e7a", kill_on_drop: false }`
[INFO] [stdout] 12d5981122f9491caef3407a0ac252e4798fb17c7b03e30b46de3a2cde1c0e7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e7672c22751f597686c2da35d26d2d32b92d00c7e5ffd9566b0750aff20ced7c
[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" "e7672c22751f597686c2da35d26d2d32b92d00c7e5ffd9566b0750aff20ced7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |     build_fn: Option<Box<Fn(&Path, &[&Path]) -> Result<(), String>>>,
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &[&Path]) -> Result<(), String>`
[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/lib.rs:87:44
[INFO] [stdout]    |
[INFO] [stdout] 87 |     edges: Vec<(PathBuf, Vec<PathBuf>, Box<Fn(&Path, &[&Path]) -> Result<(), String>>)>,
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &[&Path]) -> Result<(), String>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |         for mut edge in self.edges.iter_mut() {
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling depgraph v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |     build_fn: Option<Box<Fn(&Path, &[&Path]) -> Result<(), String>>>,
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &[&Path]) -> Result<(), String>`
[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/lib.rs:87:44
[INFO] [stdout]    |
[INFO] [stdout] 87 |     edges: Vec<(PathBuf, Vec<PathBuf>, Box<Fn(&Path, &[&Path]) -> Result<(), String>>)>,
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &[&Path]) -> Result<(), String>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |         for mut edge in self.edges.iter_mut() {
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "e7672c22751f597686c2da35d26d2d32b92d00c7e5ffd9566b0750aff20ced7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7672c22751f597686c2da35d26d2d32b92d00c7e5ffd9566b0750aff20ced7c", kill_on_drop: false }`
[INFO] [stdout] e7672c22751f597686c2da35d26d2d32b92d00c7e5ffd9566b0750aff20ced7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 0094fdbcdcba81983cefe53531bd362b5a8b84109faa4377b64c7e7bf028642d
[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" "0094fdbcdcba81983cefe53531bd362b5a8b84109faa4377b64c7e7bf028642d", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:26
[INFO] [stderr]    |
[INFO] [stderr] 73 |     build_fn: Option<Box<Fn(&Path, &[&Path]) -> Result<(), String>>>,
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &[&Path]) -> Result<(), String>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:87:44
[INFO] [stderr]    |
[INFO] [stderr] 87 |     edges: Vec<(PathBuf, Vec<PathBuf>, Box<Fn(&Path, &[&Path]) -> Result<(), String>>)>,
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &[&Path]) -> Result<(), String>`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 128 |         for mut edge in self.edges.iter_mut() {
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:26
[INFO] [stderr]    |
[INFO] [stderr] 73 |     build_fn: Option<Box<Fn(&Path, &[&Path]) -> Result<(), String>>>,
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &[&Path]) -> Result<(), String>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:87:44
[INFO] [stderr]    |
[INFO] [stderr] 87 |     edges: Vec<(PathBuf, Vec<PathBuf>, Box<Fn(&Path, &[&Path]) -> Result<(), String>>)>,
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &[&Path]) -> Result<(), String>`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 128 |         for mut edge in self.edges.iter_mut() {
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/depgraph-af2cf052112bc2f7
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests depgraph
[INFO] [stdout] test tests::smoke_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0094fdbcdcba81983cefe53531bd362b5a8b84109faa4377b64c7e7bf028642d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0094fdbcdcba81983cefe53531bd362b5a8b84109faa4377b64c7e7bf028642d", kill_on_drop: false }`
[INFO] [stdout] 0094fdbcdcba81983cefe53531bd362b5a8b84109faa4377b64c7e7bf028642d