[INFO] fetching crate async-mongodb-session 2.0.0...
[INFO] building async-mongodb-session-2.0.0 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate async-mongodb-session 2.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate async-mongodb-session 2.0.0 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-mongodb-session 2.0.0
[INFO] finished tweaking crates.io crate async-mongodb-session 2.0.0
[INFO] tweaked toml for crates.io crate async-mongodb-session 2.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate async-mongodb-session 2.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f36208d9d23f7707666edd87e73e3476662485906169274eba43404e089bf81f
[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" "f36208d9d23f7707666edd87e73e3476662485906169274eba43404e089bf81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f36208d9d23f7707666edd87e73e3476662485906169274eba43404e089bf81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36208d9d23f7707666edd87e73e3476662485906169274eba43404e089bf81f", kill_on_drop: false }`
[INFO] [stdout] f36208d9d23f7707666edd87e73e3476662485906169274eba43404e089bf81f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", 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] 153d8ad6228d490bad8cb772186d408ffcc185551230d0414bb0b196fa629b50
[INFO] running `Command { std: "docker" "start" "-a" "153d8ad6228d490bad8cb772186d408ffcc185551230d0414bb0b196fa629b50", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.55
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[INFO] [stderr]    Compiling cc v1.0.66
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[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling byte-tools v0.3.1
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[INFO] [stderr]    Compiling serde_json v1.0.60
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[INFO] [stderr]    Compiling quote v0.6.13
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[INFO] [stderr]    Compiling rand_core v0.5.1
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[INFO] [stderr]    Compiling futures-intrusive v0.3.1
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling hmac v0.7.1
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[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling webpki v0.21.4
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[INFO] [stderr]    Compiling webpki-roots v0.18.0
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[INFO] [stderr]    Compiling pin-project-internal v1.0.2
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[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling tokio-rustls v0.13.1
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde_with_macros v1.3.0
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling serde_with v1.6.0
[INFO] [stderr]    Compiling trust-dns-proto v0.19.6
[INFO] [stderr]    Compiling bson v1.1.0
[INFO] [stderr]    Compiling async-session v2.0.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.19.6
[INFO] [stderr]    Compiling mongodb v1.1.1
[INFO] [stderr]    Compiling async-mongodb-session v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:104:28
[INFO] [stdout]     |
[INFO] [stdout] 104 |           let create_index = doc! {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 105 | |             "createIndexes": &self.coll_name,
[INFO] [stdout] 106 | |             "indexes": [
[INFO] [stdout] 107 | |                 {
[INFO] [stdout] ...   |
[INFO] [stdout] 112 | |             ]
[INFO] [stdout] 113 | |         };
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:14:24
[INFO] [stdout]     |
[INFO] [stdout] 14  | #![forbid(unsafe_code, future_incompatible, rust_2018_idioms)]
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[forbid(semicolon_in_expressions_from_macros)]` implied by `#[forbid(future_incompatible)]`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:104:28
[INFO] [stdout]     |
[INFO] [stdout] 104 |           let create_index = doc! {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 105 | |             "createIndexes": &self.coll_name,
[INFO] [stdout] 106 | |             "indexes": [
[INFO] [stdout] 107 | |                 {
[INFO] [stdout] ...   |
[INFO] [stdout] 112 | |             ]
[INFO] [stdout] 113 | |         };
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-mongodb-session`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "153d8ad6228d490bad8cb772186d408ffcc185551230d0414bb0b196fa629b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153d8ad6228d490bad8cb772186d408ffcc185551230d0414bb0b196fa629b50", kill_on_drop: false }`
[INFO] [stdout] 153d8ad6228d490bad8cb772186d408ffcc185551230d0414bb0b196fa629b50
