[INFO] fetching crate matrix-sdk-common 0.4.1...
[INFO] testing matrix-sdk-common-0.4.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate matrix-sdk-common 0.4.1 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate matrix-sdk-common 0.4.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrix-sdk-common 0.4.1
[INFO] finished tweaking crates.io crate matrix-sdk-common 0.4.1
[INFO] tweaked toml for crates.io crate matrix-sdk-common 0.4.1 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6defd28a3ee298ebb65e62c88f995800cc2ebb4b70054d6c7612d12980a45931
[INFO] running `Command { std: "docker" "start" "-a" "6defd28a3ee298ebb65e62c88f995800cc2ebb4b70054d6c7612d12980a45931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6defd28a3ee298ebb65e62c88f995800cc2ebb4b70054d6c7612d12980a45931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6defd28a3ee298ebb65e62c88f995800cc2ebb4b70054d6c7612d12980a45931", kill_on_drop: false }`
[INFO] [stdout] 6defd28a3ee298ebb65e62c88f995800cc2ebb4b70054d6c7612d12980a45931
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0aa44e93ef8b387792ff75a64d4cc7ec85cec1d04642cedccebd750836d81411
[INFO] running `Command { std: "docker" "start" "-a" "0aa44e93ef8b387792ff75a64d4cc7ec85cec1d04642cedccebd750836d81411", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling ruma-identifiers-validation v0.5.0
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling wildmatch v2.1.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling assign v1.1.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling http v0.2.5
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling ruma-identifiers-macros v0.20.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling js_int v0.2.1
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling ruma-serde-macros v0.5.0
[INFO] [stderr]    Compiling ruma-events-macros v0.24.6
[INFO] [stderr]    Compiling ruma-api-macros v0.18.5
[INFO] [stderr]    Compiling ruma-serde v0.5.0
[INFO] [stderr]    Compiling ruma-identifiers v0.20.0
[INFO] [stderr]    Compiling ruma-common v0.6.0
[INFO] [stderr]    Compiling ruma-api v0.18.5
[INFO] [stderr]    Compiling ruma-events v0.24.6
[INFO] [stderr]    Compiling ruma-client-api v0.12.3
[INFO] [stderr]    Compiling ruma v0.4.0
[INFO] [stderr]    Compiling matrix-sdk-common v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "0aa44e93ef8b387792ff75a64d4cc7ec85cec1d04642cedccebd750836d81411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aa44e93ef8b387792ff75a64d4cc7ec85cec1d04642cedccebd750836d81411", kill_on_drop: false }`
[INFO] [stdout] 0aa44e93ef8b387792ff75a64d4cc7ec85cec1d04642cedccebd750836d81411
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 439c06f22f99de473eb8a316dccb96ffadd175494b759b44cc952c12059d550c
[INFO] running `Command { std: "docker" "start" "-a" "439c06f22f99de473eb8a316dccb96ffadd175494b759b44cc952c12059d550c", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix-sdk-common v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "439c06f22f99de473eb8a316dccb96ffadd175494b759b44cc952c12059d550c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439c06f22f99de473eb8a316dccb96ffadd175494b759b44cc952c12059d550c", kill_on_drop: false }`
[INFO] [stdout] 439c06f22f99de473eb8a316dccb96ffadd175494b759b44cc952c12059d550c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1cc8b1a5c2cfecb780b198257f5859cc1ab677e60e99df26a02dfc3e69867ed
[INFO] running `Command { std: "docker" "start" "-a" "d1cc8b1a5c2cfecb780b198257f5859cc1ab677e60e99df26a02dfc3e69867ed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matrix_sdk_common-9089061be0ab223d)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests matrix-sdk-common
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d1cc8b1a5c2cfecb780b198257f5859cc1ab677e60e99df26a02dfc3e69867ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1cc8b1a5c2cfecb780b198257f5859cc1ab677e60e99df26a02dfc3e69867ed", kill_on_drop: false }`
[INFO] [stdout] d1cc8b1a5c2cfecb780b198257f5859cc1ab677e60e99df26a02dfc3e69867ed