[INFO] fetching crate pcell 0.7.1...
[INFO] testing pcell-0.7.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate pcell 0.7.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pcell 0.7.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pcell 0.7.1
[INFO] finished tweaking crates.io crate pcell 0.7.1
[INFO] tweaked toml for crates.io crate pcell 0.7.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddebf3d57644c9a8eaa4074e778d67d5e8790e8cc1416e8df90ed16256dbed89
[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" "ddebf3d57644c9a8eaa4074e778d67d5e8790e8cc1416e8df90ed16256dbed89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddebf3d57644c9a8eaa4074e778d67d5e8790e8cc1416e8df90ed16256dbed89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddebf3d57644c9a8eaa4074e778d67d5e8790e8cc1416e8df90ed16256dbed89", kill_on_drop: false }`
[INFO] [stdout] ddebf3d57644c9a8eaa4074e778d67d5e8790e8cc1416e8df90ed16256dbed89
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8f805e0816bad2167bc311a466afe0f6bf54c853358f8fd02238dc1564dd8e8
[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" "d8f805e0816bad2167bc311a466afe0f6bf54c853358f8fd02238dc1564dd8e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling snap v0.2.5
[INFO] [stderr]    Compiling base64 v0.7.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling prettytable-rs v0.6.7
[INFO] [stderr]    Compiling pcell v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:79:74
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Err(e) => println!("Failed to read database: {} {}", why.description(), e.description()),
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:79:91
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Err(e) => println!("Failed to read database: {} {}", why.description(), e.description()),
[INFO] [stdout]    |                                                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:95:60
[INFO] [stdout]    |
[INFO] [stdout] 95 |             println!("Failed to serialize database: {}", e.description());
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:159:67
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 Err(e) => println!("Failed to create file: {}", e.description()),
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/main.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 | /             write!(
[INFO] [stdout] 102 | |                 file,
[INFO] [stdout] 103 | |                 "{}",
[INFO] [stdout] 104 | |                 db_strings.as_str()
[INFO] [stdout] 105 | |             ).is_ok();
[INFO] [stdout]     | |______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.32s
[INFO] running `Command { std: "docker" "inspect" "d8f805e0816bad2167bc311a466afe0f6bf54c853358f8fd02238dc1564dd8e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f805e0816bad2167bc311a466afe0f6bf54c853358f8fd02238dc1564dd8e8", kill_on_drop: false }`
[INFO] [stdout] d8f805e0816bad2167bc311a466afe0f6bf54c853358f8fd02238dc1564dd8e8
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1df8dc811a0544eb9308fd24f07e9fd7529415b40d5350d9cf70994dd1199b18
[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" "1df8dc811a0544eb9308fd24f07e9fd7529415b40d5350d9cf70994dd1199b18", kill_on_drop: false }`
[INFO] [stderr]    Compiling pcell v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:79:74
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Err(e) => println!("Failed to read database: {} {}", why.description(), e.description()),
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:79:91
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Err(e) => println!("Failed to read database: {} {}", why.description(), e.description()),
[INFO] [stdout]    |                                                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:95:60
[INFO] [stdout]    |
[INFO] [stdout] 95 |             println!("Failed to serialize database: {}", e.description());
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:159:67
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 Err(e) => println!("Failed to create file: {}", e.description()),
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/main.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 | /             write!(
[INFO] [stdout] 102 | |                 file,
[INFO] [stdout] 103 | |                 "{}",
[INFO] [stdout] 104 | |                 db_strings.as_str()
[INFO] [stdout] 105 | |             ).is_ok();
[INFO] [stdout]     | |______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "1df8dc811a0544eb9308fd24f07e9fd7529415b40d5350d9cf70994dd1199b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1df8dc811a0544eb9308fd24f07e9fd7529415b40d5350d9cf70994dd1199b18", kill_on_drop: false }`
[INFO] [stdout] 1df8dc811a0544eb9308fd24f07e9fd7529415b40d5350d9cf70994dd1199b18
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a357f0c1105b53a73f1da5cb4b5d2031ea18a87500ce7dcc0ad90f51d991d3a9
[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" "a357f0c1105b53a73f1da5cb4b5d2031ea18a87500ce7dcc0ad90f51d991d3a9", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:79:74
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 Err(e) => println!("Failed to read database: {} {}", why.description(), e.description()),
[INFO] [stderr]    |                                                                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:79:91
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 Err(e) => println!("Failed to read database: {} {}", why.description(), e.description()),
[INFO] [stderr]    |                                                                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:95:60
[INFO] [stderr]    |
[INFO] [stderr] 95 |             println!("Failed to serialize database: {}", e.description());
[INFO] [stderr]    |                                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:159:67
[INFO] [stderr]     |
[INFO] [stderr] 159 |                 Err(e) => println!("Failed to create file: {}", e.description()),
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/main.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 | /             write!(
[INFO] [stderr] 102 | |                 file,
[INFO] [stderr] 103 | |                 "{}",
[INFO] [stderr] 104 | |                 db_strings.as_str()
[INFO] [stderr] 105 | |             ).is_ok();
[INFO] [stderr]     | |______________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pcell-04c4fe9fe66f63ef
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "a357f0c1105b53a73f1da5cb4b5d2031ea18a87500ce7dcc0ad90f51d991d3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a357f0c1105b53a73f1da5cb4b5d2031ea18a87500ce7dcc0ad90f51d991d3a9", kill_on_drop: false }`
[INFO] [stdout] a357f0c1105b53a73f1da5cb4b5d2031ea18a87500ce7dcc0ad90f51d991d3a9
