[INFO] fetching crate charmhelpers 0.1.3...
[INFO] checking charmhelpers-0.1.3 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate charmhelpers 0.1.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate charmhelpers 0.1.3 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate charmhelpers 0.1.3
[INFO] finished tweaking crates.io crate charmhelpers 0.1.3
[INFO] tweaked toml for crates.io crate charmhelpers 0.1.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusqlite v0.14.0
[INFO] [stderr]   Downloaded juju v0.3.1
[INFO] [stderr]   Downloaded charmhelpers v0.1.3
[INFO] [stderr]   Downloaded juju v1.0.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74442ca7c1de15019c019c6cc759b422f603052ea8dc26f80c2251e9dfeafcba
[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" "74442ca7c1de15019c019c6cc759b422f603052ea8dc26f80c2251e9dfeafcba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74442ca7c1de15019c019c6cc759b422f603052ea8dc26f80c2251e9dfeafcba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74442ca7c1de15019c019c6cc759b422f603052ea8dc26f80c2251e9dfeafcba", kill_on_drop: false }`
[INFO] [stdout] 74442ca7c1de15019c019c6cc759b422f603052ea8dc26f80c2251e9dfeafcba
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0a1932861409dee2b09dd27f2a76a360787450709507dc15e818d863a96d156
[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" "c0a1932861409dee2b09dd27f2a76a360787450709507dc15e818d863a96d156", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking juju v0.3.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking charmhelpers v0.1.3
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]     Checking juju v1.0.0
[INFO] [stderr]     Checking charmhelpers v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `super::super::execution_environment`
[INFO] [stdout]    --> src/core/hookenv.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |         use super::super::execution_environment;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `execution_environment` in `core::hookenv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]    --> src/core/hookenv.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |         use std::env;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/hookenv.rs:257:22
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let output = try!(cmd.output());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/hookenv.rs:264:22
[INFO] [stdout]     |
[INFO] [stdout] 264 |         let output = try!(cmd.output());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/hookenv.rs:257:22
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let output = try!(cmd.output());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/hookenv.rs:264:22
[INFO] [stdout]     |
[INFO] [stdout] 264 |         let output = try!(cmd.output());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `charmhelpers` due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c0a1932861409dee2b09dd27f2a76a360787450709507dc15e818d863a96d156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0a1932861409dee2b09dd27f2a76a360787450709507dc15e818d863a96d156", kill_on_drop: false }`
[INFO] [stdout] c0a1932861409dee2b09dd27f2a76a360787450709507dc15e818d863a96d156